76 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
Cubital Tunnel Syndrome ... awakening • Medial ... elbow flexion test ... #Diagnosis #pathophysiology ... signs #symptoms #msk
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... arm, empty can test ... #orthopedics #diagnosis ... #sports #MSK #anatomy
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... CT or MRI scan of ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Differential #Diagnosis
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Case description ... Differential diagnosis ... BucketHandle #Tear #knee #mri ... #msk
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential Diagnosis ... • Cogan's syndrome ... toxicity • Otitis media ... Amy Chung, MD, MSc ... #Differential #Diagnosis
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome ... Suspected Cushing syndrome ... dexamethasone suppression test ... Hormone • MRI ... #diagnosis #algorithm
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Differential Diagnosis ... Bronchoscopy with serial ... , biopsy By Tess ... #differential #diagnosis
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
Anserine Bursitis - MSK ... Case description ... Differential diagnosis ... knee #clinical #mri ... #msk
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... - Differential Diagnosis ... Restless Legs Syndrome ... Medical/Psychiatric ... Parkinson's, MS)