237 results
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... Rotator #Cuff #Syndrome ... #orthopedics #diagnosis ... #sports #MSK #anatomy
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential Diagnosis ... canal dehiscence syndrome ... • Cogan's syndrome ... Amy Chung, MD, MSc ... #Differential #Diagnosis
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... - Differential Diagnosis ... antibiotics as a cause ... SAPHO, Sweet's Syndrome ... #Differential #Diagnosis
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Myocarditis - Diagnosis ... and Causes • ... Clinical presentation ... Pseudo-acute coronary syndrome ... Recent flu-like syndrome
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... - Differential Diagnosis ... Tubular Proteinuria (Negative ... • Fanconi's syndrome ... #Differential #Diagnosis
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
Usually multiple - Causes ... #Dermatology #Diagnosis ... #Benign #Clinical ... #Photo
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Causes of Sudden ... - Differential Diagnosis ... Sudden Infant Death Syndrome ... ): • Autopsy negative ... #Algorithm #Causes
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... Proves cause-effect ... diseases, describe clinical ... but not on the causal ... #calculations #diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Bone/Joint Causes ... Patellofemoral pain syndrome ... #differential #diagnosis ... lower #extremity #msk
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag Syndrome ... Purple #Urine #Bag #Syndrome ... pathophysiology #clinical ... #photo #differential ... #diagnosis