170 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
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
Causes of Urinary Incontinence - Differential Diagnosis Algorithm
 - Transient - Easily reversible cause (DIAPPERS)
- Differential Diagnosis ... Excessive urine output ... , cauda equina syndrome ... • Bladder Outlet ... #Differential #Diagnosis
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... sleeping as in this case ... trauma_modern #Wrist ... #Nerve #Palsy #PhysicalExam ... orthopedics #msk #sports
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... Channelopathies: Long/short ... QT syndromes, Brugada ... #differential #diagnosis ... #causes
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... injury • ED Management ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Carpal Tunnel Syndrome ... carpal tunnel syndrome ... Fully flex wrists ... #Wrist #PhysicalExam ... clinical #video #sports
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Carpal Tunnel Syndrome ... carpal tunnel syndrome ... Fully flex wrists ... #Wrist #PhysicalExam ... clinical #video #sports
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... Defining the cause ... of hypokalemia starts ... #differential #diagnosis
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... - Differential Diagnosis ... Overfeeding • Short ... Bowel Syndrome ... #Algorithm #Causes