25 results
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... negative tests ... who test negative ... If 100%, then all ... #calculations #diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Diagnosis Framework ... #differential # ... diagnosis #msk #
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Diagnosis and Screening ... - Renal ultrasound ... Duplex Doppler ultrasound ... #Diagnosis #Causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... K), H. pylori test ... not required in all ... #Diagnosis #Causes
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... DOES NOT OSD in all ... tibial tuberosity Differential ... #Knee #patella ... #msk
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... Diagnosis Algorithm ... Relative - Normal ... Abnormal Abdominal Ultrasound
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
box indicates all ... alcohol-related liver disease ... non-alcoholic fatty liver disease ... mellitus; USS, ultrasound ... Liver #Enzymes #Differential
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
intervertebral disc disease ... Stabbing) - Negative ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
AKI) What to ask ... - Urine Na/K/Cl ... - Pre-renal disease ... AKI #Nephrology #Diagnosis ... #Differential
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... cause unknown) ... ○ HIV ○ Lyme disease ... #Diagnosis #otology