8/25/21 Flashcards
What is the second-line antihypertensive of choice for acute aortic dissection when esmolol fails to decrease blood pressure to the targeted blood pressure?
Nicardipine is the suggested agent, however, sodium nitroprusside and other calcium channel blockers may also be used.
Can patients with HIV donate organs?
Patients with HIV infection can donate organs provided they go to an HIV-positive recipient.
What are the three laboratory criteria for an exudative effusion?
Pleural: Serum Protein >0.5
Pleural: Serum LDH >0.6
Pleural fluid LDH greater than 2/3 upper limit of normal for serum LDH.
Initial ventilator settings for most intubated patients should deliver a tidal volume of ____________________
6–8 mL/kg of ideal body weight.
Initial vent rate should be set at ______________ breaths per minute
12–14 breaths per minute
What is PEEP and what should the initial settings be on the non-asthmatic patient?
PEEP is a way to maintain positive pressure in the lungs at the end of expiration.
It is generally set at 5 cm H₂O.
Mechanical Ventilation
Acidosis
high RR
Mechanical Ventilation
Asthma/COPD
low TV, low RR, decrease I:E ratio
What medications, in order of administration, should be given for thyroid storm?
1- Propranolol
2- Propylthiouracil (PTU)
3- Iodine
4- Methylprednisolone.
Pro-PTU-I-M
Myxedema Coma
AMS Stupor Hypoventilation Hypotension bradycardia non-pitting edema
Rx: IV levothyroxine
High mortality
Topical ___________ is first-line treatment for a corneal ulceration and emergent ophthalmologic consultation
ciprofloxacin
This is because of the necessary coverage against Pseudomonas aeruginosa.
Spontaneous bacterial peritonitis is diagnosed with a WBC of ___________ on ascitic fluid analysis.
greater than 250 cells/mL
Foxglove is a plant that, when ingested, can cause ___________ toxicity.
digitalis
gastrointestinal symptoms and cardiac toxicity
Jimson Weed is a plant that, when ingested, leads to __________ toxicity
anticholinergic
Anticholinergic toxicity presents with dry skin and mouth, mydriatic pupils, tachycardia, bronchoconstriction, constipation, and urinary retention.
What is the antidote classically associated with anticholinergic toxicity?
Physostigmine.
