59 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... A-a Gradient Normal ... #Diagnosis #Algorithm ... #pulmonary #Aa
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Lab patterns seen ... A table of lab ... values compiled ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis
A schema of the pathophysiology of the inborn errors of metabolism, excluding complex storage diseases. Helps
schema of the pathophysiology ... connections and pathophysiology ... See the lab values ... #Diagnosis #Algorithm ... #Differential #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... A-a gradient to normal ... Unremarkable Labs ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Edema - Differential ... Framework NCPE Pathophysiology ... History/Physical/Labs ... ECHO: • Normal ... #edema #NCPE #differential
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Diagnosis Algorithm ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... #Diagnosis #Algorithm
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Diagnosis Algorithm ... : • Possible Lab ... #Diagnosis #Algorithm ... potassium #high #pathophysiology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Diagnosis Algorithm ... Hemoglobin: • Males ... Hypoxia-driven: Cardiac/pulmonary ... ), TEMPI (VEGF normal
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
of Hemoptysis - Differential ... Diagnosis Algorithm ... Malformation Normal ... #Hemoptysis #Differential ... #Diagnosis #Algorithm
Gynecomastia - Differential Diagnosis a
nd Workup Algorithm
Gynecomastia is common in clinical practice, affecting ~50% of males
Gynecomastia - Differential ... Diagnosis a nd Workup Algorithm ... affecting ~50% of males ... Labs: TSH, Cr, LFTs ... #Gynecomastia #Differential