Sulfonylurea (Glipizide/Glyburide) Overdose: Sei Shuga Ropa Rinopaza kakawanda Mushure meGlucose¶

Sulfonylureas - zvinosanganisira glipizide (Glucotrol, Glucotrol XL), glyburide / glibenclamide (DiaBeta, Glynase, Micronase), glimepiride (Amaryl), gliclazide (Diamicron), uye chlorpropamide nekukurumidza* (repaglinide [Prandin] uye nateglinide [Starlix]) ndeyemuromo Type 2 chirwere cheshuga chinozivikanwa se **insulin secretagogues *. Kusiyana ne metformin (iyo inoshanda nekuvandudza insulin senitivity uye inenge isingamboderedze shuga yeropa pasi peyakajairika mumunhu ane hutano), sulfonylureas inosunga zvakananga ku Sulfonylurea Receptor-1.SUR1chikamu cheATP-sensitive potassium (K-ATP) migero papancreatic beta masero, zvichiita kuti chirwatata chirase mafungu makuru, anopfuurira endogenous insulin muropa pasinei nokuti shuga yeropa yemurwere yakaderera zvakadini. Nekuda kweizvozvo, ** sulfonylureas ari pavana "Piritsi Rimwe Rinogona Kuuraya" runyorwa : rimwe chete 5 mg kana 10 mg piritsi ye glipizide kana glyburide yakamedzwa netsaona nemwana mudiki - kana madhisi emazuva ese anoungana mumunhu akura nekuda kwekukuvara kwakanyanya kweitsvo kana kusangana kwezvinodhaka (se trimethoprim-sulfamethoxazole [Bactrim] kana ** fluconazole **) - inokonzera ** yakadzika, yakarebesa, inogara, kukuvara kwehuropi, kukuvara kwemoyo, kushaya simba kwemoyo uye kushaya simba kwemoyo. inogara 24 kusvika 72+ maawa . Zvakatonyanya kuipa, kubata sulfonylurea overdose seyakajairwa insulin kuita nekungosundidzira akadzokororwa mabhosi eiyconcentrated **Intravenous Dextrose (D50W kana klzzw:0005) chete inokonzeresa **inotyisa rebound hoglycemia trap: kuvhiya kwega kwega kweglucose yeIV kunokurudzira sulfonylurea-primed pancreas kuburitsa **yakatokura spike ye insulin **, zvichiita kuti shuga yeropa iwire pasi ichidzika kusvika kune inouraya.< 30 mg/dL kana < 1.7 mmol/L) ** 30 kusvika kumaminitsi e60 gare gare ** kunze kwekunge varapi vakakurumidza kushandisa chaiyo pharmacological antidote, ** Octreotide (Sandostatin) **, kuvhara pancreatic insulin kusunungurwa panzvimbo.

Kana mwana akamedza kunyange piritsi rimwe chete rechirwere cheshuga, kana kuti kana munhu mukuru anotora glipizide, glyburide, glimepiride, kana gliclazide akavhiringidzika, adikitira, achizununguka, ane nharo, asinganzwisisi kutaura, kana kusapindura, ridza runhare panhamba yako yemuno (911 muUnited States neCanada, 112 mhiri kweEuropean Union muUnited Kingdom, 999) nhamba dze emergency dhairekitori nekukurumidza, uye ongorora chirwere cheshuga, chirwere cheshuga ketoacidosis uye hyperosmolar state,uye kubata rubatsiro rwekutanga.

Ita izvi ikozvino¶

1. ** Dana 911 / 112 / 999 uye Kudzora Chepfu nekukasira uye tarisa chigunwe cheglucose yeropa kana uine mita **: Kana murwere akatsimwaira, avhiringika, mazwi anotsvedza, kubata, kana kusapindura, fonera Advanced Life Support (ALS) ambulensi nekukurumidza. Kana mwana mudiki kana mudiki angave akamedza ** kunyangwe IMWE sulfonylurea kana meglitinide piritsi (glipizide, glyburide/glibenclamide, glimepiride, gliclazide, repaglinide) **, vaendese kune dhipatimendi rekukurumidzira pakarepo - ** kunwa kwese kwevana sulfonylurea kunoda kubvumirwa kwemaawa makumi maviri nemana muchipatara chechipatara ** nokuti hypoglycemia yakaoma inogona kuitika kamwe kamwe ** maawa 8 kusvika ku18 mushure mekumedza piritsi ** (kunyanya apo mwana akarara usiku).
2. Kana munhu wacho AKAMUKA uye achikwanisa kumedza zvisina njodzi, ipa shuga inokurumidza kuita PLUS chikafu chakaoma checarbohydrates/protein ipapo: Ipa 15 to 20 grams yeglucose inokurumidza kuita (120 mL [4 oz] yemuchero wemuchero wenguva dzose kana soda isina kudya, 3 kusvika ku4 mahwendefa eglucose, kana 1 chipunu cheuchi / shuga yakanyungudutswa mumvura), inoteverwa pakarepo nekabhohaidhiretsi yakaoma uye protein snack (yakadai sepanut butter crackers kana cheese sandwich). Usafe wakaisa chikafu, muto, kana gel mumukanwa memunhu anehope, akabatwa nehope, kana kuti afenda.
3. ** Nzwisisa kuti nei Glucagon jekiseni (GlucaGen, Baqsimi, Gvoke) kazhinji kacho kukundikana kana kuwedzera kuparara kweSulfonylurea poisoning**: Kana munhu wacho afenda uye pasina IV iripo, unogona kushandisa emergency intramuscular or intranasal Glucagon kit kana iripo. Zvisinei, yambiro vanobatsira varwere kuti glucagon inotsamira pachiropa glycogen zvitoro (izvo zvinokurumidza kupera mu sulfonylurea overdose) UYE glucagon inomutsa zvakananga pancreatic beta masero kuti abudise ZVIMWE insulini, kazhinji ichikonzera yakanyanya rebound hypoglycemia mukati me30 kusvika 45 maminetsi.
4. ** Yambiro varapi vechipatara uye vanachiremba vemukamuri yekukurumidzira kune "IV Dextrose Rebound Trap" uye kumbira OCTREOTIDE **: Udza timu yekurapa: "Iyi iSulfonylurea (Glipizide / Glyburide / Glimepiride) overdose - inodzokororwa D50W boluses chete inokonzeresa rebound insulin spikes kana kururamisa kudzika kweropa shuga."
5. USATI ganhurira zvokudya mumwana asina zviratidzo zvinooneka akamirira achitariswa muchipatara: Kana mwana akapinzwa kwemaawa makumi maviri namana akacherekedzwa pashure pokunge amedza piritsi resulfonylurea, bvumira mwana kuti adye zvokudya zvakajairika achitarisa padivi pechigunwe shuga yeropa paawa 1 kusvika ku2 oga oga. Nekudaro, **usatange prophylactic intravenous dextrose (D5W kana D10W) kudonha mumwana asymptomatic ane shuga yeropa **, nokuti prophylactic IV glucose inovanza kana mwana wacho akamedza piritsi kusvikira drip yadzimwa uye mwana anotumirwa kumba kune ngozi inouraya.
6. Tarisa mamwe mabhodhoro emishonga emurwere kuti ane "Hidden Sulfonylurea Multipliers": Uya nebhodhoro remapiritsi rega rega kuchipatara. Muvanhu vakura vane Type 2 chirwere cheshuga, sulfonylurea coma inotyisidzira upenyu inowanzokonzerwa kwete nekuwedzera mamwe mapiritsi, asi nekutanga mushonga unorwisa mabhakitiriya kana antifungal (*Trimethoprim-Sulfamethoxazole [Bactrim/Septra], Fluconazole [Diflucan], Ciprofloxacin/Levorifloxacin kukuvara kweitsvo kana Clarifloxacin) (AKI) **, iyo inovhara kubvisirwa kweanoshanda ** glyburide ** kana ** glimepiride ** metabolites.

Muti wechisarudzo: Kutarisira vana uye vakuru sulfonylurea / meglitinide overdose neOctreotide¶

flowchart TD
    Start["Inofungidzirwa sulfonylurea (Glipizide, Glyburide/Glibenclamide, Glimepiride, Gliclazide) kana Meglitinide (Repaglinide, Nateglinide) Kuwedzeredza / Kuunganidza."] --> CheckBG{"Tarisa STAT Bedside Fingerstick & Lab Serum Glucose"}

    CheckBG -->|Hypoglycemic: Blood Glucose < 60-70 mg/dL (< 3.3-3.9 mmol/L) OR Any Neuroglycopenic Symptoms (Confusion, Diaphoresis, Seizures, Coma)| TreatHypo["1. Immediate Glucose Restoration: - Awake/Alert: Oral Glucose (15-20 g) + Complex Carbohydrate Meal - Altered/Unconscious: IV Dextrose Bolus (Adults: D50W 50 mL [25 g]; Children: D25W 2-4 mL/kg OR D10W 5-10 mL/kg [0.5-1 g/kg]) 2. Administer Activated Charcoal (1 g/kg) if < 1-2 Hours Post-Ingestion (Or up to 4-6h for Extended-Release Glipizide XL)"]

    CheckBG -->|Euglycemic & Asymptomatic: Blood Glucose >= 70 mg/dL (>= 3.9 mmol/L)| ObserveProtocol["1. Activated Charcoal (1 g/kg) kana <1-2 Maawa Mushure meKudya 2. Bvumira Normal Oral Diet; USATANGA Prophylactic IV Dextrose kana Octreotide (Masks Kutanga) 3. ZVINOFANIRA KUTARISIRA NEQ1-2H GLUCOSE CHECKS: - Yese Pediatric Ingestions & Vakuru Vakawedzerwa-Kusunungurwa / Glyburide: Bvumira kweMinimum 24 Maawa (Inosanganisira Imultease-Adnight Slide) (Repaglinide/Nateglinide): Minimum 8-12 Maawa"]

    TreatHypo --> StartOctreotide["IMMEDIATE ANTIDOTE: TANGA OCTREOTIDE (SANDOSTATIN) MUSHURE PAKUTANGA HYPOGLYCEMIC EPISODE (Inovhara Beta-Cell Voltage-Gated Calcium Channels kumisa Rebound Insulin Kuburitswa): - Vakuru: 50 kusvika 100 mcg 100 mcg maawa mashoma kana 4 maawa ega ega SC kana 4 maawa Vana: 1 kusvika 1.5 mcg/kg (Max 50 mcg) SC kana IV Ese Maawa matanhatu (Kana Kuenderera IV Infusion pa50-125 ng/kg/min / 25-50 mcg/hr muRefractory Cases)"]

    StartOctreotide --> MaintenanceCare["1. Run Maintenance IV Dextrose (D5W kana D10W) Titrated Kuchengeta Ropa Glucose 80-120 mg/dL (4.4-6.7 mmol/L) + Unrestricted Oral Diet Once Wamuka 2. Tarisa Ropa Glucose Ese 30-60 Maminitsi Kusvikira Seurs Stable & 3 Homwe Yese. Insulin/C-Peptide Levels (Simbisa Endogenous Hyperinsulinemia: Yakakwira Insulin + Yakakwira C-Peptide)"]

    ObserveProtocol --> DelayedDrop{"Ko Ropa Glucose Inodonha <60-70 mg/dL pane Chero Nguva Panguva Yekutarisa?"}
    DelayedDrop -->|YES| TreatHypo
    DelayedDrop -->|NO: 100% Euglycemic for 24 Full Hours Without IV Dextrose or Octreotide| SafeDischarge["Yakachengeteka Kubuda (Mushure meKudzivirira Mwana / Psychiatric kana Renal Medication Adjustment)"]

    MaintenanceCare --> WeanProtocol["ZVINOMIRIRA 24-HOUR POST-OCTREOTIDE OVERVATION RULE: Mushure meKumisa Octreotide & IV Dextrose, Tarisa Murwere muchipatara paOral Diet Ega kweazere gumi nemaviri kusvika makumi maviri nemana Maawa ekuwedzera Kusimbisa Hapana Kunonoka Kudzokororwa (Kunyanya muRenal Kutadza / Glimeburide)"]

Pathophysiology: Sei Sulfonylureas Inokiya Pancreas "On" uye Maitiro Octreotide Inoidzima "Kudzima"¶

1. The Pancreatic Beta-Cell Secretion Cascade (SUR1 -> K-ATP -> VGCC -> Insulin)¶

Mune pancreas ine hutano, masero e beta anoburitsa insulin chete kana shuga yeropa yakwira mushure mekudya:

1. Normal Physiological Glucose Sensing: Kana shuga yeropa ichikwira pamusoro 80 to 90 mg/dL, glucose inopinda mupancreatic beta cell kuburikidza GLUT2 vatakuri uye inogadziriswa ne glycolysis uye mitochondria mu ATP. Iyo inokwira intracellular ** ATP-to-ADP ratio ** inovhara ** ATP-sensitive potassium nzira (K-ATP channels)** pane cell membrane.
2. ** Depolarization uye Calcium Influx **: Nekuti zvakanaka chaja potassium ions (K+) haichakwanisi kubuda kunze kwesero, iyo beta-cell membrane ** depolarizes ** (inove yakanatswa). Iyi depolarization yemagetsi inovhura L-mhando Voltage-Gated Calcium Channels (VGCC, kubvumira extracellular calcium (Ca2+) kudirana mubeta cell uye kukonzeresa **exocytosis (fusion uye kusunungurwa) kwe pre-yakagadzirwa insulin secretory granules ** (padivi peequimolar **C-peptide **) kupinda portal vein.
3. Maitiro eSulfonylureas Hijack the switch : Yese K-ATP chiteshi ndeye octamer yakavakwa kubva ina pore-inogadzira Kir6.2 ma subunits akakomberedzwa nemana ekutonga Sulfonylurea Receptor-1 (SUR1) zvikamu. Sulfonylureas (glipizide, glyburide, glepiride, gliclazide) uye meglitinides (repaglinide, nateglinide) inosunga zvakananga ku **SUR1 subunit ** uye ** nemuchina kukiya iyo K-ATP chiteshi kuvhara **, ichipfuura zvachose sero yakajairika ATP glucose sensor. Kunyange kana shuga yeropa yemurwere ichidzika kusvika 15 mg/dL uye intracellular ATP inodonha kusvika kune nzara, iyo K-ATP chiteshi chinogara chakavharwa, calcium inoramba ichidurura mukati, uye beta cell inoramba ichiburitsa huwandu hunouraya hwe insulin panguva imwe chete ichidzvanya hepatic gluconeogenesis uye glycogenolysis.

2. Nei Octreotide Ndiyo Yakakwana YePhysiological Antidote (Downstream Calcium Blockade)¶

Nekuti sulfonylureas kukiya iyo SUR1 / K-ATP chiteshi chiri pamusoro peiyo cascade, ichipa yakawanda glucose (D50W) inongowedzera intracellular ATP uye ** inowedzera calcium influx uye insulin exocytosis ** kamwe chete iyo sulfonylurea concentration inotanga kunyura kana kuti plateau.

• ** Mashandiro Anoita Octreotide **: ** Octreotide ** ndeyekureba ichiita synthetic octapeptide analog yehomoni ** somatostatin **. Kana jekiseni pasi pecutaneously kana intravenously, Octreotide inosunga ku **Somatostatin Subtype-2 uye Subtype-5 (SSTR2 uye SSTR5) G-protein-coupled receptors ** pane pancreatic beta-cell membrane.
• Kuvhiringidza kwakananga kuzasi: Kuita kwe SSTR2 / SSTR5 ** inodzivisa zvakananga magetsi-gated calcium channels (VGCCuye inhibits adenylate cyclase (cAMP) uye distal insulin granule exocytosis **. Nokuti magetsi-gated calcium channels anogara ** pasi pemvura ** ye SUR1 / K-ATP chiteshi, Octreotide inovhara calcium kupinda uye inomisa zvachose insulin secretion kunyangwe iyo sulfonylurea ichiri kusungwa zvakasimba kune SUR1 mugamuchiri.
• Alternative Second-Line Antidote (Diazoxide): Octreotide isati yave chiyero chekutarisira, varapi vaishandisa Diazoxide (Proglycem), benzothiadiazine isiri diuretic inovhura zvakananga K-ATP channels. Nhasi, **Octreotide inonyanya kudiwa pane Diazoxide ** nokuti Diazoxide inokonzera yakanyanya ** reflex tachycardia, systemic hypotension, kuchengetwa kwemvura, uye kurutsa **, nepo Octreotide iri hemodynamically yakachengeteka, iri nyore kupa subcutaneously (50 to 100 mcg SC Q6H), uye zvakanyanya kushanda pakubvisa kudzokororwa kwe hypoglycemic.

Master Kuenzanisa Tafura: Oral Diabetes Drugs in Overdose (Ndeipi Iyo Inokonzera Lethal Hypoglycemia?)¶

Nekuti varwere vane Type 2 chirwere cheshuga vanowanzotora mishonga yekunwa yakawanda, kuziva ** kuti ndeipi chaiyo kirasi yemishonga ** yakamwiwa kunoratidza kana murwere ari panjodzi yekuuraya hypoglycemia:

Nhanho-ne-Nhanho Chipatara uye EMS Dosing Protocol: Dextrose, Octreotide, uye Decontamination¶

1. Weight-Based Intravenous Dextrose Correction (Kudzivisa Extravasation Necrosis uye Rebound Spikes)¶

Kana murwere achiratidza sulfonylurea-induced hypoglycemia (blood glucose < 60 mg/dL [3.3 mmol/L] kana chero neuroglycopenic zviratidzo), dzosa yakajairika shuga yeuropi nekukasira uchishandisa yakaderera inoshanda yekumisikidza intravenous dextrose kuderedza kutsamwa kwetsinga uye kudzikisira yakawandisa pancreatic beta-cell kukurudzira:

• Vakuru: Admini 25 to 50 mL ye50% Dextrose (D50W, ine 12.5 to 25 grams yeglucose) kuburikidza neyakachengeteka peripheral kana yepakati IV mutsara (kana 100 to 250 mL ye10% Dextrose [D10W] inopinza nekukurumidza pamusoro pe5 kusvika kumaminitsi e10, izvo zvinokonzera phlebitis shoma uye glycemic curve kupfuura D50W)
• Vana Nevadiki: Usambosundidzira D50W mutsinga yemwana mudiki yeperipheral (yayo yakanyanya hyperosmolarity [2,525 mOsm/L] inokonzeresa kuoma kwetsinga uye kukora kwematishu necrosis kana ikawedzera). Pane kudaro, tevera zvevana ** "Mutemo wemakumi mashanu"** (Dose in mL/kg x % Dextrose = 50, iyo inopa 0.5 grams/kg yeglucose):
• 10% Dextrose (D10W, inodiwa muvacheche nevana vadiki): Admini 5 mL/kg (0.5 g/kg) IV bolus (kusvika 10 mL/kg [1 g/kg] yekubatwa zvakanyanya ne hypoglycemic).
• 25% Dextrose (D25W, vana vakura): Admini 2 mL/kg (0.5 g/kg)ku4 mL/kg (1 g/kg) IV bolus.
• **Thiamine Co-Administration muVakuru Vasina Zvokudya Zvinovaka muviri kana Doro **: Muvakuru vane chirwere chisingaperi chekunwa doro kana kushaya zvokudya zvinovaka muviri zvakanyanya, shandisa **100 mg yeIntravenous Thiamine (Vitamin B1) ** pamwe chete (kusambononoka) yekutanga dextrose bolus kudzivirira acute **Wernicke encephalopathy **.

2. Chaiyo Octreotide (Sandostatin) Regimen uye Inopfuurira Infusion Titration¶

Pakarepo mushure mekugadzirisa chikamu chekutanga che hypoglycemic (kana kuti pakarepo pakusvika kana pre-chipatara EMS yakatove yakapiwa IV dextrose kana shuga yemuromo kune yakanyorwa yakaderera yeglucose yeropa), tanga ** Octreotide **:

1. Intermittent Subcutaneous (SC) kana Intravenous (IV) Dosing (Standard First-Line Protocol):
2. Vakuru: **50 mcg to 100 mcg subcutaneously (SC) kana zvishoma nezvishoma intravenously (IV) maawa matanhatu ega ega ** kweinenge ** maawa makumi maviri nemana **. (Chiremba zano: Subcutaneous jekiseni rinopa kutsetseka, kwakasimba kwedepo kushanda kwemaawa matanhatu kusvika masere uye inodzivirira kusvotwa kupfupi kana bradycardia inomboonekwa nekukurumidza IV kusunda).
3. Varwere vevana: **1 to 1.5 mcg/kg (kusvika pahuwandu hwe 50 mcg per dose) subcutaneously (SC) kana IV maawa matanhatu ega ega ** kweinenge ** maawa makumi maviri nemana **.
4. Inoenderera mberi Intravenous Octreotide Infusion (YeKuwedzera Kwechido Kuwedzeredza kana Refractory Hypoglycemia):
5. Kana murwere akamedza mahwendefa eGlucotrol XL kana eGlyburide akarebesa kuburitswa uye oramba achiona kudonha kweglucose pakati penguva. Q6H doses, shandisa yekutanga 50 to 100 mcg IV bolus (1 to 1.5 mcg/kg muvana) inoteverwa nekukurumidza ne ** inoenderera IV Octreotide infusion pa 25 mcg/hour to 50 mcg/hour muvakuru ** (kana 50 to 125 ng/kg/minute [3 to 7.5 mcg/kg/hour] muvana).
6. Kusvibiswa kweGastrointestinal kweKusunungurwa-Pakarepo vs. Kuwedzera-Kuburitswa (Glucotrol XL) Mahwendefa:
7. Single-Dose Activated Marasha (1 g/kg, max 50 g): Tumira nemuromo kana murwere achiratidza mukati me1 kusvika kumaawa 2 ekutora uye anenge akamuka zvakazara uye achidzivirira nzira yavo yepamhepo.
8. Yakawedzerwa-Kuburitswa Glipizide (Glucotrol XL) "GITS" Osmotic Pump Shells: Glucotrol XL inoshandisa isingabatike laser-drilled cellulose-acetate membrane (Gastrointestinal Therapeutic System, GITS) iyo inopomba zvishoma nezvishoma kupfuura maawa maviri** ura. Mumadiro makuru nemaune e Glucotrol XL, shandisa Activated Charcoal anosvika 4 kusvika maawa 6 mushure mekudya uye funga Whole-Bowel Irrigation (WBI) nePolyethylene Glycol Electrolyte Solution (PEG-ES pa 1.5 to 2 L/hr muvakuru kana 25 mL/kg/hr muvana) kubvisa mabhomba epombi yeosmotic asina kubvobvorwa kubva mudumbu.

3. Iyo 6 Yakakura Mushonga-Mushonga uye Renal Zvinokonzera Zvinowedzera Sulfonylurea Coma muVakuru Vakuru.¶

Kupfuura ** 70 muzana yekugamuchira muchipatara kune yakanyanya sulfonylurea hypoglycemia muvakuru vanopfuura makore makumi matanhatu neshanu ** inoitika muvarwere vanotora dhigirii yavo yenguva dzose vanosangana nechimwe chezvitanhatu zvinokonzeresa:

1. CYP2C9 Enzyme Inhibitors (Bactrim, Fluconazole, Metronidazole, Amiodarone): Hepatic cytochrome P450 CYP2C9 ndiro enzyme yekutanga inogadzika glipizide, glyburide, glimepiride, uye tolbutamide. Kutanga kosi yemazuva mashanu yetrimethoprim-sulfamethoxazole (Bactrim/Septra) yechirwere cheurinary tract kana fluconazole (Diflucan) yechirwere cheyeast inowedzera kuwanda kweropa resulfonylurea ne 200% kusvika 400% mukati memaawa makumi mana nemasere.
2. ** Fluoroquinolone Antibiotics (Ciprofloxacin, Levofloxacin, Moxifloxacin)**: Kuvharira zvakananga pancreatic beta-sero K-ATP nzira padivi pe sulfonylureas UYE inhibit CYP enzymes, zvichikonzera kamwe kamwe, zvinozivikanwa zvakanyanya dysglycemia uye hypoglycemic coma (inotakura FDA Boxed Warning).
3. Gemfibrozil + Repaglinide (CYP2C8 + OATP1B1 Blockade): Kutora cholesterol fibrate drug gemfibrozil (Lopid) ine meglitinide repaglinide (Prandin) inowedzera mazinga eropa repaglinide 8.1-fold (810%) uye inorebesa hafu yeupenyu kubva paawa imwe kusvika pamaawa gumi nemaviri; kana itraconazole iripowo, mazinga anokwira ** 19-fold **.
4. Vasingasarudze Beta-Blockers (Propranolol, Nadolol, Carvedilol): Mask the adrenergic anonzwira tsitsi zviratidzo zvekutanga zvekudonha kweshuga (kuvharira kudedera, kupuruzira, uye kufunganya, uchisiya cholinergic sweating [diaphoresis] intact) uye panguva imwe chete ichivharira beta-2-mediated hepatic glycogenolysis, kuitira kuti murwere abva angobuda pasina yambiro yekuerekana apinda mucosudden neuroglycopenic.
5. Salicylate (Aspirin) Overdose kana High-Dose NSAIDs: Bvisa sulfonylureas kubva kuplasma albumin binding sites uye zvakananga kukurudzira insulin secretion uchidzivisa gluconeogenesis.
6. Acute Kidney Injury (AKI) kana Progressive Chronic Kidney Disease (CKD): Nepo glipizide yakagadziriswa muchiropa kuenda kuzvinhu zvisingashande, glyburide (glibenclamide) uye glimepiride zvinoshandurwa kuita active hydroxylated metabolites (4-trans-hydroxyglyburide uye M1) izvo zvinoenderana zvachose neitsvo pakubuda. Kana munhu mukuru ari paglyburide akatanga kupera mvura mumuviri zvishoma kubva kuviral gastroenteritis kana kuti akatanga ACE inhibitor/NSAID, iwo anoshanda metabolites anoungana kwe3 kusvika kumazuva mashanu, zvichikonzera hypoglycemia isingaperi.

Forensic Lab Clue: Kusiyanisa Sulfonylurea Overdose kubva Exogenous Insulin Jekiseni (Insulin vs. C-Peptide)¶

Kana munhu mukuru kana mwana achiuya asina kutsanangurwa, refractory hypoglycemia (blood glucose < 40 mg/dL) uye hapana nhoroondo yakajeka yekunwa mapiritsi, kudhirowa ** imwe yakawedzera tsvuku-yepamusoro / yakasvibira-yepamusoro yeropa chubhu panguva ye hypoglycemic episode (pamberi kana kurudyi sezvo IV Dextrose yapihwa) ** ye ** Serum Insulin, C-Peptide, Beta-Hydroxybutyrate, uye Sulfonylurea Toxicology Screen ** pakarepo inogadzirisa kuongororwa:

• Endogenous Pancreatic Hyperinsulinemia (Sulfonylurea / Meglitinide Overdose OR Insulinoma): Nekuti pancreatic beta masero emurwere anogadzira proinsulin, inopatsanura 1: 1 kuita ** 1 molecule yeInsulin + 1 molecule yeC-Peptide**, ** ZVIRI ZVIRI SErum Insulin Peptide inocherechedzwa VATED-Peptide uye Serum.Insulin > 3 mcIU/mL uye C-Peptide > 0.6 ng/mL panguva ye hypoglycemia), uye plasma / weti Sulfonylurea Screen yakanaka.
• Exogenous Pharmaceutical Insulin Jekiseni (Ichokwadi / Yakashata / Netsaona Insulin Overdose): Insulin jekiseni rekutengesa (Humulin, Novolog, Lantus, Humalog) inocheneswa pasina C-peptide, uye insulini yakabaiwa inodzvanya gwata remurwere. Naizvozvo, Serum Insulin iri SKY-YAKURU apo Serum C-Peptide IRI KUDIKIRWA / HAIZVINHU.< 0.2 ng/mL).

Nhamba dzenharaunda dzechimbichimbi uye zvirongwa zveagency¶

Mibvunzo inowanzo bvunzwa¶

Sei kupa intravenous Dextrose (D50W) shuga inopfurwa yoga inoita kuti shuga yemuropa yomurwere irove zvakanyanya maminitsi makumi matatu gare gare?¶

Mune sulfonylurea overdose, mushonga unosungirirwa zvakasimba kupancreatic beta masero, uchibata machani avo e potassium akavharwa kuitira kuti pancreas itange kuburitsa insulin nguva dzose. Kana chiremba kana paramedic akasunda yakanyura 50% Dextrose (D50W) bolus mutsinga pasina kupa Octreotide, kamwe kamwe spike mushuga yeropa inofashamira mumaseru epancreatic beta uye inokonzeresa kuwedzera kukuru, kuputika kwemhando-itsva ye insulin secretion. Mukati memaminitsi 30 kusvika ku60, mafungu makuru iwayo e insulin anotsvaira shuga yose yaiswa jekiseni uye anoita kuti shuga yomuropa idzoke kusvika kumwero unoisa upenyu pangozi.

Octreotide inomisa sei shuga yakaderera muropa mune Glipizide kana Glyburide overdose?¶

Octreotide ishanduro yekugadzira yeyakasikwa hormone somatostatin. Nepo sulfonylureas senge glipizide neglyburide inomanikidza pancreatic beta cell's potassium machani kuvharika panotangira nzira yemagetsi, beta cell haikwanise kuburitsa insulin kunze kwekunge maion e calcium ayerera nemagetsi-gated calcium machani panoperera nzira. Octreotide inosunga kune somatostatin receptors pabeta cell uye yakananga kuvhara iwo ezasi voltage-gated calcium machannel - kudzima pancreatic insulin secretion mukati memaminitsi kunyangwe piritsi resulfonylurea richiri mumuviri.

Sei chiremba asingakwanise kutanga yekudzivirira intravenous shuga drip (D5W kana D10W) pakarepo pamwana mudiki angave akamedza piritsi reGlipizide asi achiri neshuga yeropa?¶

Kana mwana mudiki akaunzwa kukamuri rekukurumidzira mushure mekuwana bhodhoro rakavhurika reglipizide kana glyburide, vanachiremba kazhinji havazivi chokwadi kana mwana wacho akamedza piritsi chairo kana kungoridonhedza pasi. Kana chiremba akakochekera mwana asymptomatic kusvika pakudzivirira IV dextrose drip kana kupa Octreotide ipapo shuga yeropa iri yakajairika, kudonha kuchavhara kudonha kweshuga kwemaawa akati wandei, zvichiita kuti timu ifunge zvenhema kuti hapana piritsi rakamedzwa uye kuburitsa mwana kumba sekunge piritsi racho richikwira - kana kudiwa mazuva ekuchipatara. Pane kudaro, vana vasina zviratidzo vanobvumirwa kwemaawa makumi maviri nemana pakudya kwemazuva ose pasina IV glucose vachitarisa zvigunwe zveshuga yeropa maawa ose e1 kusvika ku2, kutanga IV Dextrose uye Octreotide pakarepo kudonha kwechokwadi pasi pe60 kusvika 70 mg / dL kunoitika.

Sei vanhu vakuru vakatora muyero wakafanana weGlyburide kana Glimepiride zvakachengeteka kwemakore vakangoerekana vawira mu hypoglycemic coma mushure mekutanga mushonga unorwisa mabhakitiriya Bactrim (Trimethoprim-Sulfamethoxazole) kana Fluconazole?¶

Sulfonylureas senge glipizide, glyburide, uye glimepiride zvakaputswa muchiropa necytochrome P450 enzyme CYP2C9 uye inoburitswa nerenal tubular transporters. Mishonga inorwisa mabhakitiriya yakajairika - kunyanya Sulfamethoxazole-Trimethoprim (Bactrim/Septra), Fluconazole (Diflucan), Metronidazole, uye Fluoroquinolones (ciprofloxacin, levofloxacin) - inodzivirira zvakanyanya CYP2C9 enzyme uye inovhara renal clearance kuti iwedzere 3 muropa remurwere. nguva dzayo dzenguva dzose uye zvichikonzera zvakanyanya, kwenguva refu hypoglycemic coma.

Sei murwere achifanira kugara muchipatara kwemamwe maawa gumi nemaviri kusvika makumi maviri nemana PASHURE majekiseni avo eOctreotide uye madhipu eshuga eIV amiswa?¶

Octreotide ine hafu yeupenyu hwemaawa mashoma chete, nepo sulfonylureas mukuwedzeredza (kunyanya yakawedzera-kuburitswa Glipizide XL, yakareba-inobata Chlorpropamide, kana inoshanda metabolites yeGlyburide uye Glimepiride muvarwere vane itsvo dzakadzikira kushanda) inogona kuramba yakasungirirwa pancreas kwemaawa 72 + 36 kusvika ku36. Panguva iyo murwere ari kugamuchira Octreotide maawa matanhatu ega ega, shuga yavo yemuropa inotaridzika seyakajairika nekuti Octreotide yakabata gwata rakavhara. Nzira chete yekuratidza kuti sulfonylurea yakazochenesa muviri ndeyekumisa Octreotide uye IV dextrose uye kutarisa murwere pakudya kwega kwega kwemaawa gumi nemaviri kusvika makumi maviri nemana akazara kuti aone kuti hypoglycemia haidzokeri.

Mazano anoenderana¶

• Diabetic emergency: hypoglycemia uye hyperglycemia yekutanga rubatsiro
• Chirwere cheshuga ketoacidosis (DKA) uye hyperosmolar hyperglycemic state (HHS)
• Status epilepticus, pfari kwenguva refu, uye mishonga yekununura
• Acute itsvo kukuvara, rhabdomyolysis, uye yakasviba weti triage
• Chepfu yekutanga rubatsiro uye chepfu yekudzora triage

Nzvimbo uye nhungamiro yepamutemo¶

• American College of Medical Toxicology (ACMT) & America's Poison Centers: Evidence-Based Consensus Guideline for Out-of-Hospital Management yeSulfonylurea Ingestions uye Antidote Stocking Guidelines yeOctreotide.
• American Diabetes Association (ADA) & Endocrine Society: * Mitemo Yekutarisira muChirwere cheshuga: Kuongorora uye Kutarisira kwevakuru uye Pediatric Hypoglycemic Disorders uye Sulfonylurea Toxicity *.
• Royal College yeEmergency Medicine (RCEM) & National Poisons Information Service (NPIS, United Kingdom): TOXBASE Clinical Protocol yeSulfonylurea Overdose uye Category A Antidote Stocking yeOctreotide.
• Extracorporeal Treatments in Poisoning (EXTRIP) & Clinical Toxicology Collaborative: *Pediatric "Imwe Piritsi Inogona Kuuraya" Nhungamiro: Inosungirwa 24-Hour Observation uye Octreotide Rescue muSulfonylurea Exposures *.
• World Health Organisation (WHO): Model Formulary uye Management yeSevere Hypoglycemia kubva kuOral Insulin Secretagogues (Glibenclamide / Gliclazide).

*Gwaro iri nderezvinangwa zveruzivo uye haritsivi kuongororwa kwehunyanzvi hwekukurumidzira, kubvunza Poison Control, kana kutariswa kwechipatara chevarwere. Nekuti piritsi rimwe chete sulfonylurea rinogona kukonzera kunonoka, kudzokororwa kwe hypoglycemic sezures uye coma, isu tinokurudzira zvakasimba kutora yakatenderwa maoko-parubatsiro rwekutanga uye CPR kosi kuburikidza neInternational Federation yeRed Cross neRed Crescent Societies (IFRC), yako yenyika Red Cross nzanga, St John Ambulance, kana ane certified yemuno mupi.