37 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Pronation - C7, C8 Wrist ... Jerk - C7, C8 • Biceps ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
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
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... Diagnosis Algorithm ... of hypokalemia starts ... Clinicians should ... #diagnosis #algorithm
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... Thomas" sign to diagnosis ... all carpal bones should ... box, pain with wrist ... #Sports #MSK
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... Diarrhea - Differential ... Diagnosis Algorithm ... Overfeeding • Short ... #Diagnosis #Algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
- Differential ... Diagnosis Algorithm ... K-ATPase which imports ... - Refeeding Syndrome ... #Diagnosis #Algorithm
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... Marfan's Syndrome ... Vascular #JointPain #MSK ... Diagnosis #Algorithm ... #Orthopedics #Causes
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential ... Diagnosis Central ... Amy Chung, MD, MSc ... #Differential # ... Diagnosis #algorithm
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Diagnosis Algorithm ... Sicca) Syndrome ... Inflammatory #JointPain #MSK ... Diagnosis #Algorithm ... #Orthopedics #Causes