69 results
Gynecomastia - Differential Diagnosis a
nd Workup Algorithm
Gynecomastia is common in clinical practice, affecting ~50% of males
Diagnosis a nd Workup ... Algorithm Gynecomastia ... affecting ~50% of males ... Labs: TSH, Cr, LFTs ... #Algorithm #endocrinology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Differential Diagnosis Algorithm ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... #Causes #Hematology
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Algorithm History ... life-threatening causes ... Pneumothorax • Pulmonary ... Pain #Diagnosis #Algorithm ... #workup
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
FUO) - Further Workup ... Returning Traveler’ algorithm ... artery biopsy • Lab ... values supporting ... UnknownOrigin #workup
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... Differential Diagnosis Algorithm ... Malformation Normal ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Hypoglycemia Workup and Differential Diagnosis
Workup:
 • Sulfonylurea Labs
 • Anti-lnsulin Ab - Insulin Autoimmune Syndrome
 •
Hypoglycemia Workup ... • Sulfonylurea Labs ... • Anti-lnsulin Ab ... metabolic demand causes ... 30 mins later - Normally
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis Algorithm ... Hemoglobin: • Males ... Polycythemia - Acquired Causes ... Hypoxia-driven: Cardiac/pulmonary ... ), TEMPI (VEGF normal
Causes of Pediatric Wheezing - Differential Diagnosis Algorithm
CXR Abnormal:
 • Pulmonary Sequestration
 • Congenital Adenoid Cystic
Causes of Pediatric ... Differential Diagnosis Algorithm ... CXR Abnormal: ... • Pulmonary Sequestration ... #Causes #Peds #
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Evaluation 1) Clinical clues ... FeCa <1 %) - Low normal ... • If all normal ... Hypercalcemia #workup ... elevated #evaluation #workup
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... - Diarrhea pH Normal ... #Differential #Algorithm ... #Diagnosis #Causes ... #Workup #Nephrology