Ciguatera Mpataa Awuduru (Ɔhyew-Awɔw Ɔhyew a Wɔdannan, Bradycardia) vs. Scombroid Histamine Mpataa Flush ne Shellfish Toxins¶

Sɛ wunya ano a ɛyɛ mmerɛw mpofirim, honam ani hyew bere a wode wo nsa ka nsuonwini, anim a ɛyɛ kɔkɔɔ a ɛyɛ hyew, adwenemhaw, anaasɛ ɛyɛ den sɛ wobɛhome bere a woadi abon mu mpataa, pelagic steaks, anaa bivalve shellfish akyi bere tiaa bi no hwehwɛ sɛ wohu nsonsonoe a ɛda po mu awuduru atitiriw no mu ntɛmntɛm wɔ ayaresabea. Frɛ wo mpɔtam hɔ ntɛmpɛ nɔma (911 wɔ United States ne Canada, 112 wɔ Europa Aman Nkabom no nyinaa mu, 999 wɔ United Kingdom) anaa hwehwɛ yɛn amanaman ntam nɔma ahorow a wɔde ma ntɛmpɛ ho kyerɛwtohɔ ntɛm ara sɛ nea odidi no da koma a ɛbɔ brɛoo, mogya mmoroso a ɛba fam, ahurututu, adwene a ɛyɛ basaa, anaa ntini a ɛyɛ mmerɛw adi a. Efisɛ Scombroid mpataa awuduru suasua acute IgE-mediated yiye allergic reaction anaasɛ anaphylaxis a ɛma obi ho yɛ no hyew, bere a Ciguatera, Domoic Acid, ne Brevetoxin boa yɛn trɛw no botulism ne akutu a ɛyɛ obubuafo neurotoxin triage akwankyerɛ, ɛsɛ sɛ wɔn a wɔyɛ ho biribi no nso kyerɛ nsonsonoe a ɛda awuduru a ɛtumi gyina ɔhyew ano yi ne mmoawa ntam aduan mu awuduru ne yafunu mu yare a emu yɛ den.

Mpataa a wɔnoa, noa, wɔayam, tow, wɔnom sigaret, wɔde gu nwini mu, anaasɛ wɔde gu lime nsu mu (ceviche) ENsɛe po mu awuduru yi mu biara. Afei nso, mpataa ne akutu a awuduru wom no hwɛ, wɔn hua, na wɔn dɛ yɛ nea ɛfata koraa (gye sɛ ɛmo anaa dade a ɛka wɔn bere ne bere mu wɔ scombroid mpataa mu nkutoo). Ɛsɛ sɛ ayaresabea adwumayɛfo ne akwantufo hu nsonsonoe a ɛda po mu nyarewa atitiriw anan ntam ntɛm ara: 1. Ciguatera Mpataa Awuduru a Wɔde Ma (CFP): Ɛde ba denam mpataa akɛse a wɔwea wɔ abon mu (barracuda, grouper, red snapper, amberjack, moray eel, hogfish, Spanish mackerel, coral trout) a ciguatoxins (CTX) bioaccumulated fi benthic dinoflagellate Gambierdiscus toxicus mu. Wɔde yafunu mu yare a emu yɛ den ( .2 to 12 hours), a ɛde nkwa to asiane mu sinus bradycardia ne hypotension, ne patognomonic cold allodynia (hot-cold temperature reversal), a wɔasa no yare wɔ mu 48 to 72 hours a wɔde 20% Mannitol ( .1.0 g/kg) ne asram 6 aduan a wɔde kwati nneɛma a ɛkanyan adwene a ɛyɛ katee. 2. Scombroid () Ɔde ne nsa kyerɛɛ ne so.Histamine) Mpataa Awuduru: Ɛde ba denam mpataa a wɔwɔ nam tuntum a wɔde ahyɛ frigye mu wɔ ɔkwan a ɛmfata so (tuna, mahi-mahi [dorado], bluefish, mackerel, bonito, marlin, sardines, anchovies) a mmoawa a ɛwɔ soro dannan ntini L-histidine ma ɛbɛyɛ histamine dodow kɛse a wodi so na ɛba. Ɔde ma wɔ mu 10 to 60 minutes sɛ "owia hyew-te sɛ" histamine flush, tiyɛ a ɛbɔ denneennen, koma a ɛbɔ, ne ahurututu mu yare, a wɔde H1 ne H2 antihistamines sa ntɛmntɛm (not permanent fish allergy). 3. Amnesic Shellfish Poisoning (ASP - . Domoic Acid): Ɛnam Pseudo-nitzschia diatom nhwiren a ɛwɔ akutu, razor clams, scallops, ne Dungeness crab viscera mu na ɛde ba; kanyan hippocampal AMPA/kainate glutamate receptors dodo, na ɛde status epilepticus ne daa anterograde bere tiaa mu nkae a ɛyera ba. 4. Neurotoxic Shellfish Awuduru a Wɔde Ma (NSP - . Brevetoxin): Ɛnam Karenia brevis ("Florida / Gulf of Mexico asorɔkye kɔkɔɔ") dinoflagelates a ɛwɔ oysters ne clams mu na ɛde ba; ɛma sodium akwan a ɛwɔ voltage-gated (te sɛ ciguatoxin) yɛ adwuma ma ɛyɛ awɔw allodynia, paresthesia, ne aerosolized beach bronchospasm a enni obubuafo.

+-------------------------------------------------------------------------+
|            MARINE SEAFOOD TOXIN RAPID DIFFERENTIATION MATRIX            |
+-------------------------------------------------------------------------+
|  1. CIGUATERA FISH POISONING (Barracuda, Grouper, Snapper, Amberjack)   |
|     * Toxin: Ciguatoxin (Locks open Na+ channels) -> Onset 2 to 12 hrs  |
|     * Hallmarks: Cold Allodynia (Ice feels like burning fire), Tooth    |
|       ache/loose-tooth sensation, Severe Bradycardia (HR < 45) & Low BP |
|     * Treatment: IV Atropine + Fluids; IV 20% Mannitol (1 g/kg over     |
|       30-45m AFTER full rehydration, within 48-72h) + 6-Month Diet      |
+-------------------------------------------------------------------------+
|  2. SCOMBROID HISTAMINE POISONING (Tuna, Mahi-Mahi, Mackerel, Bluefish) |
|     * Toxin: Bacterial Histamine (from warm storage) -> Onset 10-60 min |
|     * Hallmarks: Peppery/metallic taste, Bright Red Face/Neck Flush,    |
|       throbbing headache, tachycardia, diarrhea (NOT a true allergy)    |
|     * Treatment: IV/PO H1 Blocker (Diphenhydramine/Cetirizine) + H2     |
|       Blocker (Famotidine 20 mg IV); Epinephrine only if bronchospasm   |
+-------------------------------------------------------------------------+
|  3. AMNESIC SHELLFISH POISONING (Mussels, Razor Clams, Crab Viscera)    |
|     * Toxin: Domoic Acid (Glutamate excitotoxin) -> Onset 15m to 38 hrs |
|     * Hallmarks: Vomiting -> Confusion, Status Epilepticus, Permanent   |
|       loss of short-term memory (Hippocampal necrosis)                  |
+-------------------------------------------------------------------------+
|  4. NEUROTOXIC vs. PARALYTIC SHELLFISH POISONING (Oysters, Clams)       |
|     * NSP (Brevetoxin): Na+ channel opener -> Cold allodynia, NO apnea  |
|     * PSP (Saxitoxin): Na+ channel blocker -> Rapid respiratory arrest  |
+-------------------------------------------------------------------------+

--- .

Yɛ eyi mprempren¶

1. Hwɛ sɛnea wohome, wo koma bɔ, ne wo mogya mmoroso ntɛm ara, na frɛ wɔn a wɔhwɛ ntɛmpɛ so. Trɛ 911 (U.S. ne Canada), 112 (European Union), 999 (United Kingdom), 000 (Australia), anaa 111 (New Zealand).
2. Sɛ onipa no di tuna anaa mahi-mahi a. 15 minutes a atwam na mprempren ɔwɔ ahurututu, menewa a ɛyɛ den, anaasɛ tɛkrɛma ho ahonhon (Severe Scombroid), fa epinephrine auto-injector (EpiPen) into the outer thigh if available, and give oral diphenhydramine (Benadryl, . 25 to 50 mg) anaa cetirizine ( .10 mg) ne famotidine ( .Pepcid, . 20 mg) if they can swallow safely.
3. If the person ate barracuda, grouper, red snapper, or amberjack 2 to 8 hours ago and feels dizzy or faint with a slow pulse (below 50 beats per minute) (Ciguatera), lay them flat on their back with their legs elevated 30 centimeters (12 inches) to maintain blood flow to the brain while awaiting paramedics with intravenous atropine and normal saline.
4. Yɛ mpa ho "Cold Object Test" a ɛfa Ciguatera anaa Brevetoxin ho. Ma ɔyarefo no mfa ne nsa nka soda toa a ɛyɛ nwini, nsukyenee, anaa tap mu nsu a ɛyɛ nwini. Sɛ ade a ɛyɛ nwini no te sɛ ogya a ɛredɛw a ɛyɛ yaw, nsukyenee a ɛyɛ nwunu, anaa anyinam ahoɔden a ɛbɔ (cold allodynia / . hot-cold temperature reversal), the diagnosis is almost certainly Ciguatera Fish Poisoning (if reef fish was eaten) or Neurotoxic Shellfish Poisoning (Brevetoxin) (sɛ wodii Gulf of Mexico / subtropical shellfish a).
5. Nnom nsuo a ɛyɛ ice da anaasɛ nsuo a ɛyɛ nwini da sɛ wosusu sɛ Ciguatera a. Nsuo a ɛyɛ nwini a wobɛnom no kanyan ɛyaw a ano yɛ den a ɛyɛ hyew wɔ menewa ne menewa mu, na nsuo a ɛyɛ nwini a ɛwɔ honam ani no ma ɛyɛ yaw sɛ ɛyɛ yaw. Fa dan mu hyew anaa ɔhyew nsu a wɔde ma anom nsu nkutoo ma wɔ nsu nketenkete mu.
6. Hwɛ sɛ wobɛsan anya nsuo a wɔde fa ntini mu no nyinaa Ansa na wode Intravenous Mannitol ama Ciguatera. Ka kyerɛ oduruyɛfoɔ a ɔhwɛ ntɛmpɛ so sɛ ɔyarefoɔ no wɔ acute Ciguatera Fish Poisoning wɔ 48 to 72 hour mfɛnsere a wɔde ma Mannitol 20% a wɔde fa ntini mu (1.0 gram/kg) na ɛyɛ. Nanso, esiane sɛ mannitol yɛ osmotic diuretic a ahoɔden wom na Ciguatera ma ɔfe a emu yɛ den ntɛm ne atiridiinini ba nti, ɛsɛ sɛ wɔde mannitol gu mu bere a wɔasiesie hypovolemia ne dehydration koraa akyi NKUTOO 1 to 2 liters a ɛyɛ isotropic a wɔde fa ntini mu crystalloids ( .0.9% saline a ɛyɛ daa anaasɛ Lactated Ringer's).
7. Fa mpataa anaa akutu a aka no sie na fa gu nwini mu na bɔ adidifo afoforo nyinaa kɔkɔ. Fa aduan no nkae biara a wɔannoa anaa wɔannoa no kyekyere wɔ krataa anaa plastic bag mu na fa gu nwini mu ma akwahosan dwumadibea no biotoxin sɔhwɛ (FDA / state marine lab liquid chromatography-mass spectrometry). Di obiara a ɔkaa mpataa no ho nkɔmmɔ ntɛm ara.

--- .

Gyinaesi dua: Po mu mpataa ne akutu awuduru triage¶

flowchart TD
    A["Yare a Ɛyɛ Hu Bere a Woadi Po mu Mpataa anaa Akraman Awiei"] --> B{"Po mu Nnuan Ko Bɛn na Wodii?"}
    B -->|"Pelagic Mpataa a Wɔyɛ Nam Tum (Tuna, Mahi-Mahi, Mackerel, Bluefish, Sardines) ."| C{"Mfiase wɔ 10-60 Min ne Bright Red Facial/Neck Flush & Tachycardia?"}
    B -->|"Mpataa a Ɛwɔ Ɔhyew/Ɔhyew ase (Barracuda, Grouper, Snapper, Amberjack, Eel) ."| D{"Yafunu mu yare (2-12h) + Atiridii Allodynia, Ɛse mu Ɛyaw, anaasɛ Bradycardia?"}
    B -->|"Akutu a Ɛwɔ Bivalve (Mussels, Clams, Oysters, Scallops) anaa Krak Viscera"| E{"Fa Ntini mu Nsɛnkyerɛnne kyerɛ nsonsonoe a ɛda Shellfish Syndrome ntam"}
    C -->|"Yiw"| F["SCOMBROID (HISTAMINE) APATAA AWURADE: Ma IV/PO H1 Blocker (Diphenhydramine 25-50 mg) + H2 Blocker (Famotidine 20 mg IV); Albuterol/Epi sɛ Wheezing a"]
    D -->|"Yiw"| G["CIGUATERA APATAA AWURADE (CFP): Di kan Fa 1-2 L IV 0.9% Saline + IV Atropine (0.5-1 mg) san ma Bradycardia/Hypotension"]
    G --> H["Bere a Euvolemic (na wɔ 48-72h mu): Fa 20% IV Mannitol (1.0 g/kg wɔ simma 30-45 mu); Hyɛ Asram 6 Trigger Avoidance Diet no mu den"]
    E -->|"Adwene a ɛyɛ basaa, Adwene a ɛyɛ basaa, Akisikuru, Bere Tiaa mu Nkae a Ɛyera"| I["AMNESIC SHELLFISH POISONING (Domoic Acid): ICU Mframa kwan so Ahobammɔ + IV Benzodiazepines/Phenobarbital ma Status Epilepticus"]
    E -->|"Awɔw mu Allodynia + Perioral Tingling + Bronchospasm (NO Paralysis) ."| J["NEUROTOXIC SHELLFISH POISONING (Brevetoxin - Red Tide): Nsuo a Ɛboa IV Nsuo + Albuterol ma Bronchospasm"]
    E -->|"Anim/Akwaa a Ɛforo Ntɛmntɛm a Ɛyɛ Hu + Diaphragmatic Paralysis"| K["PARALYTIC SHELLFISH POISONING (Saxitoxin): Wɔde Endotracheal Intubation Ntɛm ara & Mfiri a Wɔde Ma Mframa"]

--- .

Po mu biotoxin syndromes 4 no ho ntotoho a edi mũ¶

--- .

Syndrome 1: Ciguatera Fish Poisoning (CFP): Pathophysiology, Mannitol Protocol, and the 6-Month Diet¶

Ciguatera Fish Poisoning is the most common non-bacterial seafood toxin illness in the world, affecting 50,000 to 500,000 people annually across endemic belt regions between latitudes 35 degrees North ne 35 degrees South (Gulf of Mexico)

1. Food-Chain Bioaccumulation: Why Big Reef Predators Are the Most Dangerous¶

• When coral reefs are damaged by storms, bleaching, dredging, or coastal runoff, dead coral surfaces become colonized by microscopic benthic dinoflagellates of the genus Gambierdiscus (G. toxicus, G. polynesiensis).
• Small herbivorous reef fish graze on the macroalgae covering the coral and ingest gambiertoxins. As small fish are eaten by medium carnivorous fish, and medium fish are eaten by apex reef predators (barracuda, large grouper, red snapper, amberjack, kingfish, moray eel), the lipid-soluble toxins are oxidized by fish liver enzymes into lethal ciguatoxins (P-CTX-1, . C-CTX-1, . I-CTX) and magnified up the food chain.
• Because ciguatoxin is harmless to the fish itself, a 10-kilogram (22-pound) barracuda or grouper looks healthy while carrying a lethal human dose in its flesh and organs.

2. Pathophysiology: Why Cold Water Feels Like Burning Fire (Cold Allodynia) .¶

+-------------------------------------------------------------------------+
|     MECHANISM OF CIGUATOXIN COLD ALLODYNIA & MANNITOL RESCUE            |
+-------------------------------------------------------------------------+
|  1. Ciguatoxin (CTX) binds Site 5 on Voltage-Gated Sodium Channels      |
|     (Nav1.6 / Nav1.8) in peripheral C-polymodal nociceptors & A-delta   |
|     cold-sensing nerve fibers                                           |
|  2. Shifts activation voltage to resting potential -> Spontaneous,      |
|     repetitive nerve depolarization whenever skin cools below 24-26 C   |
|     -> Brain interprets cold input as intense BURNING HEAT (Allodynia)  |
|  3. Continuous Na+ influx draws water osmotically into axons and        |
|     myelinating Schwann cells -> Acute Paranodal Schwann Cell Edema     |
+-------------------------------------------------------------------------+
|  HOW INTRAVENOUS 20% MANNITOL (1.0 g/kg) REVERSES ACUTE CIGUATERA:      |
|  * Creates an intravascular osmotic gradient that pulls trapped water   |
|    OUT of swollen Schwann cells and nerve axons at the nodes of Ranvier |
|  * Competitively displaces Ciguatoxin from sodium channel membranes     |
|    and scavenges free hydroxyl radicals generated by nerve ischemia     |
+-------------------------------------------------------------------------+

3. The 3 Clinical Systems Affected by Ciguatera¶

1. Gastrointestinal Phase (Onset 2 to 12 hours, lasting 24 to 48 hours): Abrupt watery diarrhea, nausea, vomiting, profuse sweating, and abdominal cramps.
2. Cardiovascular Autonomic Phase (Onset 2 to 24 hours, lasting 2 to 5 days): Ciguatoxin stimulates cardiac vagal fibers and autonomic sodium channels, causing life-threatening sinus bradycardia (heart rate 30 to 45 bpm), AV heart block, and severe hypotension (systolic BP < 70 to 80 mmHg) na ɛyɛ.
3. Pathognomonic Neurological Phase (Onset 3 to 72 hours, lasting weeks to months):
4. Circumoral and Acral Paresthesia: Intense numbness and tingling around the lips, tongue, throat, fingertips, and toes.
5. Allodynia a ɛyɛ nwini (Hot-Cold Temperature Reversal): Seen in 70% to 90% of cases. Touching a cold doorknob, stepping onto a cool tile floor, or drinking cool water causes a searing, burning, or electric-shock pain.
6. Dental Dysesthesia (Odontalgia): A classic sensation that the teeth are loose in their sockets or aching painfully when biting down.
7. Pruritus ("La Gratte"): Intense generalized itching across the palms, soles, and trunk that worsens at night, accompanied by debilitating fatigue (asthenia), myalgias, arthralgias, dysuria, and dyspareunia.

4. Step-by-Step Hospital Protocol: Fluids, Atropine, and Intravenous 20% Mannitol¶

1. Step 1: Correct Dehydration and Bradycardia FIRST (Mandatory Pre-Mannitol Stabilization):
2. Infuse ** .1 to 2 liters de 0.9% normal saline anaa Lactated Ringer's** a wɔde fa ntini mu kosi sɛ nsu bɛpue ntɛmntɛm (> 0.5 to 1.0 mL/kg/hour) ne ntini a ɛwɔ nipadua no mu no yɛ nwini.
3. Wɔ bradycardia a ɛwɔ sɛnkyerɛnne ahorow ho ( .HR < 50 bpm) anaasɛ mogya mmoroso, fa Atropine a wɔde fa ntini mu ( .0.5 to 1.0 mg IV piapia biara 5 minutes, kosi sɛ 3 mg) na fa dopamine anaa norepinephrine a wɔmfa nni dwuma pii ka ho sɛ mogya mmoroso kɔ so wɔ nsu a wɔahyɛ no ma akyi a.
4. Anamɔn 2: Wɔde Mannitol 20% a Wɔde Fa Ntini Mu (Within 48 to 72 Hours of Ingestion):
5. Nea enti a bere ne nsu a wɔde ma ho hia: Mannitol a wɔde fa ntini mu no tu mpɔn kɛse bere a wɔde ma wɔ nea edi kan no mu 24 to 48 hours (up to 72 hours) a ɛkyerɛ sɛ yare no ho sɛnkyerɛnne fi ase. MMFA mannitol nhyɛ ɔyarefo a nsu nnim anaasɛ ne mogya so tew mu DA, efisɛ osmotic diuresis bɛma acute hypovolemic shock ne acute tubular necrosis akɔ ntɛmntɛm.
6. Exact Dosing Protocol: Sɛ ɔyarefo no nya euvolemic na normotensive wie a, infuse 1.0 gram per kilogram (1.0 g/kg, anaa 5 mL/kg of a 20% Mannitol solution) a wɔde fa ntini mu wɔ ** .30 to 45 minutes** na ɛyɛ.
7. Tia Dosing: Sɛ neurosensory relief di akyi no fã bi san ba da a edi hɔ no a, sekan 1.0 g/kg dose a wɔde ma 20% wobetumi de mannitol ama 12 to 24 hours akyiri yi ka ho ne nsiesie crystalloid a wɔde besi ananmu.
8. Anamɔn 3: Nsɛnkyerɛnne a Ɛma Subacute/Chronic Neuropathy (Weeks 1 to 12):
9. Sɛ ɔyarefo bi de nea ɛboro... 72 hours sɛ wodidi wie a, kyerɛw Gabapentin ( ) a wɔnom no ano.300 to 600 mg mprɛnsa da biara), Pregabalin ( .75 to 150 mg mprenu da biara), anaa Amitriptyline ( .25 to 50 mg bere a wɔrekɔda) sɛnea ɛbɛyɛ a ɛbɛma awɔw a ɛyɛ allodynia ne pruritus no afi hɔ.

5. Asram 6 Ciguatera Trigger-Avoidance Aduan a Ɛyɛ Ahyɛde¶

Esiane sɛ lipophilic ciguatoxin kɔ so yɛ nea wɔakora so wɔ ntini a ɛwɔ akyi ne srade ntini mu asram pii nti, nnuan ne anonne a ɛma mogya a ɛkɔ honam ani no yɛ kɛse, ɛma histamine fi mu, anaasɛ ɛsakra ntini mu srade no bɛsan akanyan Ciguatera a ɛyɛ hyew a ɛyɛ hu, paresthesia a ɛhyew, ne ɔbrɛ mpo a ɛsan ba denneennen** 3 to 6 months bere a ɔyarefo no ate nka sɛ ne ho atɔ no akyi. Ɛsɛ sɛ Ciguatera ɔyarefo biara kwati nea edidi so yi denneennen ma ** .3 to 6 months**: 1. . * MPATAA, akutu, ne ɛpo mu nnuan nyinaa (nsuonwini mu nsu pa mu trout, salmon a wɔayɛ no kua, anaa tuna a wɔde ahyɛ toa mu a ciguatoxin nnim mpo, sɛ wodi mpataa mu protein biara a, ɛma sɛnkyerɛnne no san ba ntɛm ara). **Nsã NYIN (beer, bobesa, ahonhomne, nsa ne ade biako pɛ a ano yɛ den sen biara a ɛkanyan Ciguatera sanba a emu yɛ den ne mogya mmoroso/bradycardia a emu yɛ den). **Nnua, atoko, ne aba ngo** (a atoko ta, almond, walnut, ne sesame ka ho). * Nnuan a caffeine ne histamine pii wom (kɔfe, ahoɔdennuru, chocolate tuntum, ne nam a wɔayam).

--- .

Ɔyare a Ɛto so Abien: Scombroid ( .Histamine) Mpataa Awuduru: Anaphylaxis Mimic¶

Scombroid mpataa awuduru (histamine fish poisoning) yɛ nnuru a wɔde bow nsa a emu yɛ den, ɛnyɛ mpataa a ɛma obi ho yɛ no hyew ankasa wɔ nkwa nna nyinaa mu, a mpataa a wodii a wodii amane wɔ bere-ɔhyew a wɔde dii dwuma ɔkwammɔne so (stored above 4.4 degrees Celsius [40 degrees Fahrenheit] for more than 3 to 4 hours) a ɛda kyere ne aduannoa ntam.

Nyarewa a ɛwɔ nipadua mu: Mmoawa Histidine Decarboxylase¶

Mpataa a wɔyɛ pelagic a wɔn nam tuntum a wofi mmusua Scombridae (tuna, mackerel, bonito, skipjack, albacore) ne Scombresocidae, ne mmoa ahorow a wɔnyɛ scombroid (mahi-mahi / dorado [Coryphaena hippurus], bluefish, amberjack, marlin, swordfish, escolar, sardines, anchovies, ne herring), fi awosu mu no, amino acid a enni mu L-histidine (> 1,000 mg/100 g) wɔ wɔn ntini mu. * Sɛ wogyaw apataa no wɔ hyɛmma a ɛyɛ hyew so, wɔtow gu adidibea pon so, anaasɛ wɔde sie frigye a ɛyɛ hyew mu a, mmoawa a wɔde gram-negative a ɛwɔ akyi berɛmo no mu (Morganella morganii, Klebsiella pneumoniae, Hafnia alvei, Photobacterium phosphoreum) dɔɔso na ɛma enzyme histidine decarboxylase. * Wɔ nnɔnhwerew kakraa bi mu no, histidine decarboxylase dan ntini mu L-histidine ma ɛbɛyɛ histamine (often > 50 to 500 milligrams per 100 grams a ɛyɛ mpataa; mpataa a ɛyɛ foforo a wɔtaa yɛ no wɔ < 1 mg/100 g), a ɛka biogenic diamines (putrescine ne cadaverine) a esiw nnipa dwensɔtwaa mu histaminases (diamine oxidase [DAO] ne histamine N-methyltransferase) na wɔhyɛ histamine kɛse ma ɛkɔ mogya no mu. * Sɛ mpo akyiri yi adidibea no ma mpataa no yɛ nwini na ɛhyew anaasɛ wɔnoa no wɔ ɔhyew a ano yɛ den mu a, mmoawa no wuwu, nanso histamine a wɔadi kan ayɛ no kɔ so yɛ adwuma 100% na ɛyɛ adwuma.

+-------------------------------------------------------------------------+
|       SCOMBROID POISONING vs. TRUE IgE SEAFOOD ALLERGY TRIAGE           |
+-------------------------------------------------------------------------+
|  SCOMBROID (HISTAMINE) POISONING:                                       |
|  * Fish had a "peppery," "metallic," or "fizzy" bite on the tongue      |
|  * Multiple diners at the same table eating the tuna/mahi get sick      |
|  * Bright red "sunburn" flush on face, neck, and upper chest (often     |
|    WITHOUT raised wheals/hives) + throbbing histamine headache          |
|  * Patient has eaten the exact same fish species safely in the past     |
|    and CAN safely eat properly refrigerated fish again in the future    |
+-------------------------------------------------------------------------+
|  TRUE IgE-MEDIATED SEAFOOD ALLERGY (ANAPHYLAXIS):                       |
|  * Only the allergic individual reacts; other diners are unaffected     |
|  * Prominent raised pruritic urticaria (hives), angioedema of lips/     |
|    tongue, laryngeal stridor, and hypotensive anaphylactic shock        |
|  * Requires lifelong fish avoidance and an Epinephrine Auto-Injector    |
+-------------------------------------------------------------------------+

Anamɔn biara Scombroid Ayaresa Protocol¶

1. H1 + H2 Antihistamine a Wɔde Siw Ano Mmienu (The Definitive Cure):
2. Fa aduru bi a ɛko tia H1 agyefo ma: Diphenhydramine ( .Benadryl, . 25 to 50 mg IV anaasɛ wɔde ano; 1 mg/kg wɔ mmofra mu) anaasɛ awo ntoatoaso a ɛto so abien a esiw H1 ano a ɛnyɛ nea ɛma obi dwo (Cetirizine 10 mg IV/PO) na ɛkyerɛkyerɛ mu.
3. Bere koro no ara mu no, fa H2 agyefo a ɛko tia: Famotidine (Pepcid, . 20 mg IV anaasɛ wɔde ano; 0.5 mg/kg wɔ mmofra mu) anaa Cimetidine ( .300 mg IV) / Ranitidine a wɔde yɛ adwuma. Esiane sɛ mogya ntini a ɛwɔ honam ani ne koma ntini no da H1 ne H2 histamine agyefo nyinaa adi nti, sɛ wɔde H1 ne H2 siw ano a wɔde ka bom no siesie anim a ɛyɛ mmerɛw, tiyɛ a ɛbɔ denneennen, koma a ɛyɛ mmerɛw, ne yafunu mu a ɛyɛ mmerɛw kɛse wɔ ** mu.15 to 30 minutes** na ɛyɛ.
4. Bere a Ɛsɛ sɛ Woma Epinephrine ne Bronchodilators: Scombroid case dodow no ara yɛ nea ɛyɛ ne ho anohyeto (resolving in 6 to 12 hours) na enhia sɛ wɔde epinephrine di dwuma. Nanso, wɔ ayarefo a wɔwɔ ayamtu a ɛhyɛ ase, ayarefo a wɔn mfe akɔ anim a wɔwɔ ahrawa mu ntini mu yare, anaa ayarefo a wɔnom Isoniazid (INH) anaa Nnuru a Wɔde Siw Monoamine Oxidase Ano (MAOIs) (a esiw endogenous histamine a ɛpaapae kwan na ɛma fulminant scombroid shock), exogenous histamine betumi akanyan bronchospasm a emu yɛ den (wheezing) anaa vasoplegic hypotension. Fa albuterol a wɔde aduru a wɔfrɛ no nebulized ( .salbutamol, . 2.5 to 5 mg), nsu a wɔde fa ntini mu, ne epinephrine a wɔde fa ntini mu ( .0.3 to 0.5 mg de 1 mg/mL [1:1,000] kɔ anterolateral thigh) ntɛm ara sɛ ɔhome mu haw anaa mogya mmoroso wɔ hɔ a.
5. Ɔyarefo Nhomasua Ansa na Wɔayi no Afi Hɔ: Ma ɔyarefo no awerɛhyem (na kyerɛw no pefee wɔ wɔn aduruyɛ nhyehyɛe mu) sɛ onyaa Scombroid (histamine) aduan mu awuduru fii mpataa a wɔde ahyɛ frigye mu wɔ ɔkwan a ɛmfata so, ɛnyɛ mpataa foforo a wɔn ho yɛ no hyew, enti wɔmfa nkyerɛw sɛ wɔn ho nyɛ wɔn hyew wɔ ɛpo mu nnuan anaasɛ nnuru a wɔde yɛ ade a ɛne ne ho bɔ abira ho.

--- .

Syndrome 3 & 4: Akutu Ntini a Ɛma Ntini Mu Awuduru: Amnesic (Domoic Acid) vs. Ntini mu awuduru ( .Brevetoxin) vs. Obi a Ɔyɛ obubuafo ( .Saxitoxin) .¶

1. Amnesic Shellfish Awuduru a Wɔde Ma ( .ASP: 1 . Domoic Acid) .¶

• Fibea ne Ɔkwan a Wɔfa so Yɛ: Po mu diatoms a ɛwɔ abusua Pseudo-nitzschia a ɛwɔ Pacific Atifi Atɔe, California, Atlantic Canada (Prince Edward Supɔw, baabi a nnipa a wodii kan paee wɔ 1987), Europa, ne New Zealand. Domoic acid yɛ kainic acid ne ntini a ɛkanyan ntini mu nkwaadɔm a ɛkanyan L-glutamate no nsɛso. Ɛde abusuabɔ kɛse bata AMPA ne kainate glutamate receptors a ɛwɔ nnipa hippocampus** ne amygdala mmeae a ɛyɛ **CA1 ne CA3 kɛse no ho, na ɛde calcium a ennyae ba (Ca2+) influx ne neuronal excitotoxic necrosis a ɛkɔ nipadua no mu.
• Ayaresa Adesua: Wɔ mu 15 minutes to 24 hours wɔ akutu, razor clams, anaa Dungeness crab viscera a efĩ wom a wodi ho no, wɔn a wɔayɛ wɔn ayayade no nya akisikuru, ɔfe, na wɔn yafunu mu yɛ wɔn yaw. Wɔ mu 4 to 48 hours (titiriw wɔ mpanyimfo a wɔn mfe akɔ anim anaa ayarefo a wɔwɔ asaabo mu yare a enni sabea mu, esiane sɛ wɔtew domoic acid fi adwene mu nti), ntini mu awuduru a emu yɛ den ba: adwene mu naayɛ, adwene a ɛyɛ basaa, mutism, chewing/grimacing automatisms, mogya mmoroso a entumi nnyina, myoclonus, refractory status epilepticus, ne coma. Wɔn a wɔanya wɔn ti adidi mu no taa hu amane permanent anterograde short-term memory loss (wɔntumi nnya nkae foforo biara wɔ adidi akyi, a ɛne Korsakoff adwene mu yare anaa bilateral hippocampal resection yɛ pɛ).
• Ayaresa: Aduru biara nni hɔ a wɔde kum ɔyare mmoawa. Fa fango a wɔayɛ no adwuma (within 1 to 2 hours), nsu a wɔde fa ntini mu a ano yɛ den na ama domoic acid a ɛtumi nwura nsuo mu no afiri adwene no mu kɛseɛ, ne GABA-A agonists a wɔde di dwuma kɛseɛ (IV lorazepam, . midazolam, . phenobarbital, na propofol) sɛnea ɛbɛyɛ a wobesiw hippocampal excitotoxic tebea epilepticus ( .phenytoin is ineffective against domoic acid seizures).

2. Ntini a Ɛma Ntini a Ɛma Awuduru a Wɔde Ma Akutu ( .NSP: 1 . Brevetoxin) .¶

• Fibea ne Ɔkwan a Wɔfa so Yɛ: Wɔde dinoflagellate a enni akode Karenia brevis (formerly Gymnodinium breve), abɔde a nkwa wom a ɛde Florida ne Gulf of Mexico "Red Tides" (ne nhwiren a ɛte saa ara wɔ New Zealand) ba. Brevetoxins ( .PbTx) kyekyere Beae 5 wɔ voltage-gated sodium channels, beae koro no ara pɛpɛɛpɛ a ɛfa Ciguatoxin ho.
• Akwan Abien a Wɔfa so Da Adi:
• Oral Shellfish Ingestion: Sɛ wodi oysters, clams, anaa coquinas a efĩ wom a, ɛma anofafa, tɛkrɛma, ne menewa a ɛwɔ mu no yɛ mmerɛw 30 minutes to 3 hours, akyi no, ɔfe, akisikuru, adwenemhaw, ataxia, Cold Allodynia (hot-cold temperature reversal), aniwa a ɛtrɛw, ne koma a ɛyɛ mmerɛw a ɛnyɛ den. Nea ɛnte sɛ Paralytic Shellfish Poisoning ( .Saxitoxin), NSP MMFA ɔhome mu yareɛ, na ayarefoɔ ho tɔ wɔn koraa wɔ wɔn mu 2 to 3 days a wɔde IV nsu a ɛboa ka ho.
• Beach Surf Aerosol Inhalation ("Red Tide Cough"): Esiane sɛ Karenia brevis nkwammoaa no yɛ mmerɛw na enni akorade a ɛyɛ den nti, ɛpo asorɔkye a ɛbɔ no lyse atɛkyɛ no na ɛtow brevetoxin a ɛtumi nwura srade mu gu po mu aduru a wɔde petepete so mu. Wɔn a wɔkɔ mpoano ne mpoanofo a wɔhome nsuyiri no nyin ntɛm ara (within 5 to 15 minutes) aniwa a ɛhyew, anom a ɛyɛ hyew, hacking cough a ɛnyɛ nea ɛsow aba, ne ahurututu mu akisikuru a emu yɛ den wɔ nnipa a wɔwɔ ayamtu anaa COPD mu. Sɛ wotu kɔ dan mu kɔ dan a mframa wom na wɔde beta-2 agonists a wɔhome (albuterol) siesie sɛnkyerɛnne ahorow no ntɛmntɛm.

--- .

Mpɔtam hɔ ntɛmpɛ ne po so amanneɛbɔ ho nhyehyɛe ahorow¶

• United States ne Canada: Frɛ 911 ma ɔhome, koma, anaa ntini mu nsɛm a egye ntɛmpɛ, na di Poison Control (1-800-222-1222 wɔ U.S.; 1-844-POISON-X wɔ Canada). Wɔ Florida, Mexico Po no, Puerto Rico, U.S. Virgin Islands, ne Hawaii no, dwumadibea ahorow a wɔhwɛ nneɛma a egye ntɛmpɛ so no de nneɛma gu mu (Gulf of Mexico) 20% Mannitol a wɔde bɛma Ciguatera ntɛm ara, na ɔman akwahosan dwumadibea ahorow bisa aduan nkae a wɔahyɛ no nwini sɛ wɔmfa nyɛ FDA Center for Food Safety and Applied Nutrition (CFSAN) nhwehwɛmu.
• United Kingdom ne European Union: Frɛ 999 (UK) anaa 112 (EU). Ayaresayɛfo kɔ NPIS / TOXBASE (UK) anaa ɔman EU awuduru mmeae (CAPTV wɔ France, a ɛsan nso yɛ Fransefo nsasesin a ɛwɔ amannɔne wɔ Caribbean [Guadeloupe, . Martinique] ne Pacific [ .French Polynesia, . New Caledonia] baabi a Ciguatera yɛ hyper-endemic). Bio nso, mprempren amberjack (Seriola) ne barracuda a wɔkyere wɔ mpɔtam hɔ wɔ Canary Islands, Madeira, ne Mediterranea apuei fam no ma Europa Ciguatera a ɛwɔ hɔ ankasa no pae gui.
• Australia, New Zealand, ne Pacific Nsupɔw: Frɛ 000 (Australia) anaa 111 (New Zealand), na kɔ Awuduru Ho Amanneɛbɔbea (13 11 26 wɔ Australia no; 0800 764 766 wɔ New Zealand). Wɔ Queensland, Atifi Fam Asasesin, Fiji, Samoa, Tonga, ne Vanuatu no, Ciguatera a efi coral trout, Spanish mackerel, red bass, ne chinaman mpataa mu yɛ ayaresabea nkyerɛkyerɛmu titiriw a wɔde IV crystalloids, atropine, ne ntɛm di ho dwuma 20% mannitol ( ) .1.0 g/kg).
• Asia (Hong Kong, Japan, Philippines, Asia Kesee Fam Apuei): Akorade a ɛte ase aduan-mpataa aguadi (grouper, humphead wrasse, snapper) ɛma Ciguatera akuwakuw taa ba Hong Kong, China kesee fam, ne Asia Kesee Fam Apuei nyinaa; ɔmantam mu awuduru ho adwumayɛbea ahorow hyɛ sɛ 48-to-72-hour IV mannitol mfɛnsere ne asram 6 a wɔkwati katee mpataa, nsa, ne nnuaba.

--- .

Nsɛm a wɔtaa bisa¶

Dɛn ne "cold allodynia" (hot-cold reversal) na ɛpo mu nnuan awuduru bɛn na ɛde ba?¶

Awɔw mu allodynia (a wɔtaa frɛ no ɔhyew-awɔw hyew a wɔdannan) yɛ ntini mu sɛnkyerɛnne a ɛkyerɛ ɔyare mmoawa a sɛ obi de ne nsa ka nsuonwini, okura anonne a nsukyenee wom, anaasɛ ɔtiatia fam a ɛyɛ nwini so a, ɛma honam ani ne menewa ho hyew, ɛyɛ hyew, anaa anyinam ahoɔden a ɛyɛ yaw. Ɛba efisɛ Ciguatoxin (a efi mpataa a ɛwɔ mmeae a osu tɔ na owia bɔ kɛse te sɛ barracuda, grouper, ne snapper mu) ne Brevetoxin (a efi red-tide shellfish mu) to sodium akwan a abue a ɛwɔ ahoɔden a ɛwɔ akyi no mu wɔ ntini a ɛwɔ akyi a ɛte awɔw mu no mu, na ɛma wɔtow gya denneennen bere biara a ɛyɛ nwini sen digrii Celsius 24 kosi 26 no.

Dɛn nti na ɛsɛ sɛ ɔyarefo nya nsu a nkyene wom a wɔde fa ntini mu ANSA na wɔde IV Mannitol ama Ciguatera?¶

Mannitol 20% a wɔde fa ntini mu (1.0 g/kg a wɔde gu mu simma 30 kosi 45 wɔ nnɔnhwerew 48 kosi 72 mu) no yɛ adwuma denam nsu a ɛboro so a wɔtwe fi Schwann nkwammoaa a ahonhon a atwa ntini a ɛwɔ akyi a awuduru wom ho ahyia no mu, na ɛma Ciguatera a ɛyɛ mmerɛw ne ɛyaw no fi hɔ ntɛmntɛm. Nanso esiane sɛ Ciguatera fi ase denam ɔfe a emu yɛ den, nsu a ɛyɛ dwensɔtwaa, ne vagal mogya mmoroso a ɛba fam so, na mannitol yɛ osmotic diuretic a ano yɛ den a ɛtwe nsu kɔ nsu mu nti, sɛ wɔde mannitol ma ansa na wɔde nkyene a ɛfata lita 1 kosi 2 ama ɔyarefo no nsu koraa a, ebetumi ama hypovolemic shock a ɛyɛ hu ne asaabo asɛe.

Dɛn nti na obi ntumi nnya ahoɔden fi Ciguatera mu nnom nsa anaasɛ nni mpataa anaa nnuaba biara asram 6?¶

Ciguatoxin yɛ nea srade ntumi nwura mu kɛse na ɛkyekyere ntini a ɛwɔ akyi ne nipadua mu srade ho asram pii bere a yafunu mu yare a edi kan no afi hɔ akyi. Sɛ obi nom nsa, mpataa anaa akutu biara (nsu pa mu mpataa a ahobammɔ wom anaa salmon a wɔde ahyɛ toa mu mpo), atoko, nnua mu nnuaba, caffeine, anaa chocolate wɔ asram 3 kosi 6 mu a, ɛma ntini mu yaw a ɛhyew, ɛyaw a ano yɛ den, mogya mmoroso, ne ɔbrɛ kɛse san ba mpofirim, kɛse.

Wobɛyɛ dɛn ahu Scombroid mpataa awuduru a ɛda ɛpo mu nnuan ho akisikuru ankasa a ɛwɔ wo nkwa nna nyinaa mu no ho?¶

Scombroid awuduru ne akisikuru nyinaa ma anim yɛ kurukuruwa, ɛyɛ akisikuru, ɛbɔ, na ɛyɛ akisikuru wɔ simma 10 kosi 60 akyi bere a wɔadi mpataa, na abien no nyinaa yɛ wɔn ade wɔ nnuru a ekum histamine (ne epinephrine sɛ ɛyɛ den a) ho. Nanso, Scombroid fi mpataa a nam tuntum wom (tuna, mahi-mahi, mackerel, bluefish) a wɔangyaw wɔ frigye mu a wodi mu, na ɛma mmoawa tumi dan ntini mu histidine ma ɛbɛyɛ histamine: mpataa no taa yɛ dɛ te sɛ ɛmo anaa dade, nnipa pii a wɔkyɛ aduan no bom yare, na ɔyarefo no NNI IgE mpataa ho adwenem naayɛ ankasa na obetumi adi mpataa a wɔayɛ no foforo dwoodwoo bio wɔ mu daakye.

Dɛn nti na ayarefo a wɔnom Isoniazid (INH) ma nsamanwaw no wɔ asiane kɛse mu esiane Scombroid mpataa nti?¶

Isoniazid (INH) ne monoamine oxidase inhibitors (MAOIs) siw diamine oxidase (DAO, anaa histaminase), abɔde mu enzyme a ɛwɔ onipa dwensɔtwaa fasu mu a ɛpaapae histamine a ɛwɔ aduan mu ansa na akɔ mogya mu no ano denneennen. Sɛ ɔyarefo bi a ɔnom isoniazid di tuna, mahi-mahi, anaa mackerel a histamine dodow a ɛkɔ fam mpo wom a, histamine a wɔanhyɛ mu no ma wɔn mogya a ɛkɔ nipadua no mu no yiri, na ɛde nsu a ɛpae, tiyɛ a ɛyɛ den, ahurututu mu yare a emu yɛ den, ne mogya mmoroso a ɛba fam ba.

So mpataa a wɔde gu nwini mu anaasɛ wɔde gu lime nsu mu de yɛ ceviche kunkum Ciguatera anaa Scombroid awuduru?¶

Dabi, Ciguatoxin, Scombroid histamine, anaa akutu mu awuduru (Domoic acid, Brevetoxin, Saxitoxin) biara nsɛe denam nwini, noa, frigye, paanoo, sigaret, anaa acidic lime nsu a wɔde ahyɛ mu no so. Bere a sɛ wɔma tuna anaa mahi-mahi a wɔayɛ no foforo ayɛ nwini wɔ nsukyenee a ɛba fam sen digrii Celsius 4.4 (digrii Fahrenheit 40) so fi bere a wɔkyeree no a, ɛmma mmoawa ntumi nyɛ histamine foforo no, sɛ histamine anaa ciguatoxin wɔ fillet no mu pɛ a, ɔkwan biara a wɔfa so noa ntumi mma ɛnyɛ nea asiane biara nni ho.

--- .

Sɛ wopɛ sɛ wusiesie wo ho ma aduan, akisikuru, ne akwantu mu ayaresa mu ntɛmpɛ a, susuw ho sɛ wobɛfa nsaano mmoa a edi kan ne CPR adesua afi Red Cross, St John Ambulance, anaa mpɔtam hɔ nteteefo a wɔwɔ adansedi krataa hɔ.

Akwankyerɛ ahorow a ɛfa ho¶

• Botulism, Ciguatera, Scombroid, ne Shellfish Neurotoxin Awuduru Ho Nsɛm a Wɔaka abom
• Allergic Reactions ne Anaphylaxis Mmoa a Edi Kan
• Rebound Anaphylaxis, Biphasic Allergic Reaction, ne EpiPen Bere a Ɛto so Abien
• Aduan mu Awuduru, Yafunu mu Yare a Ɛyɛ Hu, ne Nsu a Ɛma Nnipa Nsu
• General Poisoning Mmoa a Edi Kan ne Efĩ a Wɔde Fi Ho

--- .

Fibea ne aban akwankyerɛ¶

• YƐN. Centers for Disease Control and Prevention (CDC): CDC Yellow Book (Akwahosan Ho Nsɛm a Wɔde Ma Amanaman Ntam Akwantuo): Aduan mu Awudisɛm a ɛfiri Po mu awuduru (Ciguatera, Scombroid, ne Shellfish Poisoning) (United States).
• YƐN. Aduan ne Nnuru Ho Dwumadibea (FDA): Bad Bug Book (Aduan mu mmoawa a wɔde ɔyare ba ne abɔde mu awuduru, 2^nd Edition): Scombrotoxin (Histamine), Ciguatoxin, Domoic Acid (ASP), Brevetoxin (NSP), ne Saxitoxin (PSP) (United States).
• Wiase Akwahosan Ahyehyɛde (WHO) & Aduan ne Kuadwuma Ahyehyɛde (FAO): Animdefo Nhyiam a ɛfa Ciguatera Awuduru ne Po mu Awuduru a ɛwɔ Bivalve Molluscs mu ho amanneɛbɔ (Rome / Geneva).
• UK Ɔman Awuduru Ho Amanneɛbɔ Dwumadibea (NPIS) / TOXBASE: Ciguatera Mpataa Awuduru (Mannitol Protocol), Scombroid Mpataa Awuduru, ne Shellfish Neurotoxins a Wɔde Di Dwuma wɔ Ayaresa mu (United Kingdom).
• Friedman MA, Fleming LE, Fernandez M, Bienfang P, ne afoforo: Ciguatera mpataa awuduru: ayaresa, siw ano ne ne di (Po mu Nnuru / Palafox NA intravenous mannitol nhwehwɛmu).