Peer 9 - critical diff Flashcards
time frame for tracheostomy fistula to mature?
1 week
first tx step with descending necrotizing mediastinitis?
IV broad spectrum abx then call surgery
first intervention with airway/inhalation burns?
RSI
most common symptom in cauda equina syndrome?
urinary retention
what level does cauda equina typically occur?q
l4-l5
tx of hemophilia A in head trauma?
50 units/kg factor VIII then head CT
desired factor VIII level (%) x 0.5 x patient weight kg
first line treatment for hypertensive emergency?
nicardipine titrated to MAP of 20% first hour, 25% first day
tx of unstable vtach with a pulse?
synchronized cardioversion
most common cause of polymorphic VT?
ACS
rash of gonococcemia?
pustular dusky pustules
sx of myxedema coma?
bradycardia, decreased ventilation, hypotension, hypothermia
What should be considered with STEMI EKG pattern?
aortic dissections
side effect of dopamine making it poor choice for ventricular arrhythmia?
pro arrhythmic effect
preferred treatment for zSTEMI patients with shock or post resuscitation?
PCI
tx of GI bleeding from nonvariceal bleeding?
PPI and abx
tx of GI bleeding from variceal bleeding?
octreotide and abx
signs for left ventricular aneurysm on EKG?
ST segment elevation with q waves in ant leads
what are the steps to treating mastoiditis?
oral abx with follow up
iv abx and ENT consult
surgical therapy if above doesn’t work
Signs of flexor tenosynovitis?
kenaval signs
- tenderness to palpation over flexor tendon sheath
- symmetric finger swelling
- pain with passive extension
- flexed positioning of digit to minimize pain
bacteria in flexor tenosynovitis?
staph, strep, gonorrhea
most common causes of infection in transplant patients 1-6 months
CMV, EBV, hepatitis, herpes virus, adenovirus
most common cause of infection in transplant patients within 1 month?
wound infections, abscess, catheter-related infections
most common causes of infection in transplant patients > 6 months?
s pneumo, CAP
if patient has hypokalemic episode what should you check for?
hyperthyroidism
gold standard for diagnosing and treating necrotizing soft tissue infections?
surigcal exploration
tx of stable WPW with a fib? tx of unstable WPW with a fib?
procainamide
synchronized cardioversion
gold standard for diagnosis of myocarditis?
cardiac MRI
most common complication of necrotizing external otitis?
paralysis of seventh cranial nerve
urgent endoscopy is indicated to remove FB when?
ingestion of button, long/sharp object, multiple objects, or 24 hours earlier, airway compromise, perforation
tx for narrow complex tachy WPW?
adenosine
abx tx for suspected infective endocarditis?
vancomycin
most sensitive sign of acute chole?
sonographic murphy sign
