7 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Age + 10) / 4 Compare ... flail chest) • Low ... Extreme Elevation, Low ... : Atelectasis, ARDS ... Hypoxia #hypoxemia #differential
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... #Hypokalemia #Differential ... #Diagnosis #Low ... #Potassium #Table ... #Classification
American Society of Anesthesiologists (ASA) Classification
The ASA classification (Table) aims to predict perioperative mortality rates but
The ASA classification ... (Table) aims to ... or greater was compared ... or greater was compared ... #Classification
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Usually composed ... Erythema multiforme ... Erythemas #comparison #table ... #differential # ... #dermatology #compared
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... (It's usually low ... nodosum or erythema multiforme ... Infections #HIV #AIDS ... #pulmonary #differential
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
monkeypox virus or to differentiate ... risk of smallpox –low ... specimens from low ... See table below ... detection can aid