EM5 Flashcards
Kochers criteria for Peds septic joint? (4)
NWB
ESR>40
Fever>38.5
WBC>12
Sodium correction for hyperglycemia
Inc sodium by 1.6 for every 100mg inc in glucose (over 100)
Tx trigeminal neuralgia
Carbamazepine
Calcium pyrophosphate, positive birefringent.
Pseudogout
needle-shaped crystal with negative birefringence
Gout
How many vials of digoxin-specific antibody should be administered to someone in cardiac arrest due to digoxin toxicity?
20
Bag of grapes appearance on US
Molar pregnancy
When pregnancy-induced hypertension is seen before 24 weeks of gestation, the emergency physician must consider the possibility of? Sx? (3)
a molar pregnancy or gestational trophoblastic disease. Symptoms of gestational trophoblastic disease include vaginal bleeding and hyperemesis. Laboratory evaluation can reveal abnormally high beta-hCG levels
Staphylococcal scalded skin syndrome (SSSS) ? Tx? (2)
Starts with erythroderma around lips, no intraoral involvement, sloughing skin and bullae. To cephalexin or dicloxacillin?
Nikolsky sign? Syndromes (4)
slipping of the epidermis away from the underlying dermis when gentle lateral pressure is applied.
SSSS, Stevens-Johnson syndrome, toxic epidermal necrolysis, and pemphigus vulgaris.
LV aneurysm on ECG?
STE In anterior leads without reciprocal changes associated with a Q or QS wave >2 weeks after an acute MI
Targetoid rashes? (2)
erythema migrans (seen in Lyme disease) and erythema multiforme (caused by herpes simplex virus, mycoplasma, and certain drugs like sulfamethoxazole and antiepileptic drugs).
Gastrocnemius tenderness
RMSF
Rocky Mountain spotted fever rash?
characteristically begins on the hands, feet, ankles, and wrists and then spreads in a centripetal fashion toward the trunk.
Massive hemoptysis? Tx?
Massive hemoptysis: ≥100 mL/hour or ≥500 mL over 24-hours
Massive hemoptysis rx: patient in bleeding side down position, mainstem bronchus intubation
Buckle fracture?
Similar to greenstick fracture However, in a buckle fracture, the bony cortex on the side opposite the force is compressed and “buckles” outward without true cortical disruption. (Stable)
Greenstick fracture?
disrupt the cortex on the side of the force, but does not penetrate the cortex on the side opposite to the force (stable) peds
Osler-Weber-Rendu syndrome clinical manifestations (4)
Telangiectasias on lips/tongue, AVMs of brain/lungs, recurrent nosebleeds, high output heart failure 2/2 AVMs
DIC lab values? (4)
Labs will show thrombocytopenia, decreased fibrinogen, increased fibrin split products, and increased BT, PT, and PTT
cloudy cornea and fixed mid-dilated pupil
Acute angle closure glaucoma
acute unilateral painful vision loss, vomiting, and seeing halos around lights
Acute angle closure glaucoma
Vision loss after entering a dark room or movie theater?
Acute angle closure glaucoma
A patient with sciatica and weakness with toe extension likely has compression of what nerve root?
L5
Most common cause of lung abscess
Aspiration PNA
What non-funduscopic exam finding is classically associated with central retinal artery occlusion?
APD
antidote for OD of acetaminophen
N-acetylcysteine
antidote for OD of BZD
flumazenil
antidote for OD of digoxin?
digoxin FAB
antidote for OD of heparin?
protamine
antidote for OD of heavy metals? (arsenic, copper, lead, mercury) (4)
dimercaprol, EDRA, penicillamine, succimer (DMSA)
antidote for OD of hydrofluoric acid
calcium gluconate
antidote for OD of iron?
deferoxamine
antidote for OD of isoniazid
pyridoxine
antidote for OD of methanol
fomepizole, ethanol
antidote for OD of ethylene glycol
fomepizole, ethanol
antidote for OD of methemoglobinemia
methylene blue
antidote for OD of opioids
naloxone
antidote for OD of serotonin reuptake inhibitors
cyproheptadine
antidote for OD of sulfonulurea (2)
octreotide, glucose
antidote for OD of TCA?
sodium bicarb
Functional neurological symptom disorder?
(previously known as conversion disorder) Neuro symptom that can’t be explained by a medical condition
Factitious disorder
Intentional production of sx NOT motivated by external incentives but rather to assumed “sick role”
behavior in which someone acts with a conscious disregard for the safety of another person despite knowing that injury or harm is likely to result from their actions.
willful misconduct
violation of the standard of care and breach of professional duty to care for patients
Negligence (but not willfully harming)
behavior that does not obey certain prescribed standards or expectations.
Noncompliance
bioethical principle meaning “do no harm.”
Nonmaleficience
Children less than 8 years old and pregnant women with Lyme should be treated with ? Why?
Amoxicillin. Risk of permanent yellow teeth discoloration with doxycycline