Tox/ID Flashcards
Sulfonylurea toxicity treatment
Octreotide
Bleeding on enoxaparin
Protamine
Enoxaparin = Lovanox (LMWH)
1 carrier of rabies in US
Bats
Poisoning associated with peppery taste
Scromboid
Treat with antihistamines
Poisoning that is associated with sensation of tooth looseness
Ciguatera
Exposure that bypasses decon and is evaluated immediately for systemic toxicity
Chlorine gas (full dispersed)
Etomidate dose and side effects
0.3 mg/kg
Myoclonus, respiratory depression
Abx that directly inhibits toxin synthesis
Clindamycin
Most common cause of type II nectrotizing infections
Group A strep
Organism that increases risk for cholangiocarcinoma
Clonorchis sinensis
CNS lymphoma dx
Single solid or ring enhancing lesion with mass effect
Brain biopsy to definitively diagnose
PML dx
Focal white matter changes on MRI with NO mass effect
Definitive requires brain biopsy
Caused by JC virus
Most common acute SE of Beta agonist
Tachycardia
Dental pain with pseudomembrane, gingival ulcers
Acute necrotizing ulcerative gingivitis
Tinea that requires systemic antifungals
Capitis and unguium
Abx therapy for dental abscess
Clinda + levo
EPS
Due to dopamine antagonist
Hours to days after initiation
Treat with anticholinergic: diphenhydramine or benztropine
Beta blocker overdose
Brady, hypotension, AMS, seizures
Brochospa and hypoglycemia
Give glucagon (bypasses beta receptors and increases HR)
Treat black widow bite
Benzos
End point of treatment for organophosphates/nerve gas
Decreased respiratory secretions
Treatment for valproic toxicity
L-carnitine
Scalded skin syndrome
Staph
Flaccid blisters and/or diffuse erythema worse over intriginous areas
Nikolski +
Mucous membranes SPARED
Propylene glycol
Used to dilute IV benzos
Causes anion gap metabolic acidosis
Diseases that need airborne precautions (N95)
TB, measles, VZV, COVID
Treat bupivicaine OD with?
Intralipids
Treat altitude sickness
O2, descent, Dexamethasone
Max dose lido with epi
7 mg/kg; 500mg max
1 risk of encephalitis in West Nile virus
Age
Granuloma inguinale
Caused by Klebsiella
Beefy red, painless genital ulcer
Hallucinations associated with psych vs ingestion
Auditory for psych
Treat cerebral gas emboli
Hyperbaric chamber
Can occur in hydrogen peroxide tox, CO poisoning, rapid ascent
Reducing sodium in hyperNa
10-12mEq/L for first 24 hours
Unless it is a acute; goal is 140mEq/L in 24 hours
Toxoplasmosis has affinity for where
Basal ganglia
Chemical exposure that smells like grass or hay
Phosgene
Can see severe respiratory compromised but is often delayed
Chemical exposure that smells like pears
Chloral hydrate
Amanita phalloides ingestion
Aka deathcap Dysentery 6-24 hrs after ingestion False recovery (elevated ALT/AST) Multi organ failure PenG, NAC, Cimetidine, VitC
Treat benzocaine OD
Methylene blue
Causes methhemoglobinemia
Bugs with +Faget sign
(Sphygmothermic dissociation) Yellow fever (flavivirus) Typhoid Tularemia Brucellosis Colorado tick fever Legionella Mycoplasm
Transplant infections in month 1 vs 1-6 vs 6+
1: staph, pseudomonas, strep
1-6: V, EBV, listeria, hepatitis, PJP, aspergillosis
6+: CMV, EBV, HSV, Hep, VZV, fungal
Elapidae toxicity
Coral snake
Neurotoxic: salivation, dysarthria, diplopia, ptosis, miosis, dysphagia, and seizure
Admit for obs
Centruroides toxicity
bark scorpions oculomotor abnormalities (such as rotary nystagmus) and muscle spasms
Crotalidae toxcitiy
Pit vipers
Coagulopathy
Loxosceles
Brown recluse
Erythema progressing to necrotic eschar
Phospholipases (sphingomylinase D)
Treat lice
Permethrin
Metabolic changes in tumor lysis syndrome
hyperuricemia
hyperkalemia
hyperphosphatemia
Hypocalcemia
Metabolic changes in sarcoidosis
Hypercalcemia/hypercalceuria
Low PTH
Treat cannibinoid hyperemsis syndrome
Capsaicin, haldol
Hot showers
Stop smoking
Ethylene glycol toxicity: labs, treatment
High anion gap acidosis, osmolar gap No elevation in lactate or ketones Calcium oxalate leading to ARF (elevated creatinine) Dialysis if ethylene glycol levels >50 Supplement thiamine
Labs and sx of methanol toxicity
Anion gap metabolic acidosis
Snowfield vision
Optic disc hyperemia or retinal edema; snowy field vision, b/l putaminal hemorrhages
Give fomepizol/alcohol
Isopropyl alcohol toxicity
Breaks down to acetone
Ketosis without acidosis
Normal anion gap
Elevated osmolar gap
Hot and cold temp reversal
Pathognomonic for ciguatera
Arsine gas toxicity
Causes RBC hemolysis
IVF, exchange transfusion
Smells like garlic
Rigid chest syndrome is a side effect of what pain killer?
Fentanyl
Highest risk infection causes in solid organ transplant 1d-1m
Staph, MRSA, pseudomonas, strep
Highest risk infection causes in solid organ transplant 1m-6m
CMV, EBV, viral hepatitis, listeria, pneumocystis, aspergillosis, candida
Highest risk infection causes in solid organ transplant >6m
CMV, EBV, hep virus, VZV, strongyloides, TB, toxoplasmosis
Bacteria associated with lung abscess most commonly
Peptostreptococcus, prevotella, bacteroides and fusobacterium
*usually mouth bacteria
TB drugs contraindicated in pregnancy
Streptomycin
Pyrazinimide given only if MDRTB
Erlichiosis
Lone Star Tick
Fever, headache, malaise, N/V/D, rash 30%
Leukopenia, thrombocytopenia and elevated transaminases
Doxy
First marker of acute radiation injury
Decreased absolute lymphocyte count
C. Botulinum infection
Raw honey, puncture wounds, heroin
B/L cranial neuropathies, descending paralysis, vision changes
Aminoglycosides are contraindicated
Gonococcecemia
Systemic N. Gonorrhea
Migratory polyarthralgias, tenosynovitis skin lesions
Skin lesions can develop necrotic centers
Manage asymptomatic hydrocarbon ingestion
Aka gas
Obs 6 hours, take CXR
Hydrocarbon toxicity
Most effect in lungs: can displace O2, cause widespread collapse
Sensitized myocardium to catecholamines, avoid epi
Treat E. Faecalis UTI
Amoxicillin
Copperhead snake
Crotalinae family
Most common venomous snake in US
Heat sensitive pit between eye and nose
Elliptical eyes, triangle head, long folding fangs
Most common cause of viral gastroenteritis
Norovirus
Sympathomimetic Mushroom toxicity
(Amita muscaria)
NAC
Pentad of TTP
Fever, anemia, thrombocytopenia, neuro, aki
Plasma exchange
Tick paralysis
Sudden weakness, loss of coordination and tendon reflexes
Ascending if awake
Most common cause of food borne infection
Salmonella, campy
Treat Ventricular arrhythmias 2/2 hydrocarbon ingestion
Esmolol
Hydrocarbon cause oversensitzation to catecholamines
Treat pityriasis rosea
Topical steroids
Treat methemoglobinemia
Methylene blue
Fire/smoke exposure sequels
CO poisoning: O2
Cyanide poisoning: acidosis, give hydroxocobalamin
Zika virus
S. America, Caribbean, pacific islands
Fever, rash, arthrgias, conjunctivitis
TCA overdose
Blocks fast Na channels
QRS prolongation, RAD with terminal R in aVR
Myoclonus and seizures due to GABA antagonism
Bicarb at QRS >100ms with end point narrow QRS
TOA
Complication of PID
Discharge, adnexal mass
Cefotetan + doxy
Measles rash
Maculopapular
Starts head down-spares palms and soles
Rhabdo
Labs and treatment
Increased urine myoglobin (not rbcs)
HyperK, acidosis, high phosphate, low Ca
IVF and urine alkalinozation
Abx that can cause serotonin syndrome
Linezolid
Arsenic poisoning
Garlic taste, GI sx
Most common cause of erythema multiforme
HSV
Treat wide complex tachycardia in cocaine OD
Sodium bicarb
Due to Na channel blockade, not ventricular
Need to supplement in methanol tox
Folinic acid
B/c of Formaldehyde and formic acid byproducts
Valproic acid toxicity
N/V/CNS depression
Isolated hyperammonium
Treat with l-carnitine
For iron ingestion
Whole bowel irrigation
Silo Farmers Disease
Decomposing grain -> NO -> methemoglobinemia
Methylene blue
Jellyfish neamtocysts deactivation
Acetic acid / vinegar
Sponge dermatitis treatment
Antihistamines
Tetrodotoxin antidote
None - supportive
Stingray injury treated with
Hot water
Portuguese man o war treatment
Salt water to remove nematcysts
Hot water for pain
of vial of dig fab for toxicity
10
Treatment of bullous pemphigoid
Doxy
Acid base changes in iron ingestion
Metabolic acidosis with respiratory compensation
BB most likely to cause seizure
Propranolol
BB most likely to cause seizure
Propranolol