17 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... onto outstretched hand ... , median nerve injury ... #Orthopedics #Sports ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... injuries: distal radius ... #Orthopedics #Sports ... #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... spared in this injury ... Anterior Shoulder ... Dislocation - May ... Myotomes #diagnosis #neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... of hypokalemia starts ... Clinicians should ... • Skin and/or ... #nephrology #potassium
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... no light-near dissociation ... • Other causes ... #PhysicalExam #neurology
Costoclavicular (Eden’s) Test for Thoracic Outlet / Costoclavicular Syndrome

While palpating the radial pulses, the examiner pulls
palpating the radial ... examiner pulls the shoulders ... down and back as ... physicalexam #vascular #msk ... #orthopedics #sports
Costoclavicular (Eden’s) Test for Thoracic Outlet / Costoclavicular Syndrome

While palpating the radial pulses, the examiner pulls
palpating the radial ... examiner pulls the shoulders ... down and back as ... physicalexam #vascular #msk ... #orthopedics #sports
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
: ~25% cases. ... Neurologic deficit ... Neurologic injuries ... (25%) TEST FOR: ... #msk #clinical
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... The evaluation should ... masses and lymphadenitis ... cause unknown) ... II ○ Susac’s syndrome
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Differential Diagnosis ... when evaluation should ... or acute kidney injury ... Neurologic disorders ... #Differential #