56 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... to the radial nerve ... in the median nerve ... axillary nerve
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for Ulnar ... Nerve Palsy ... grip weakness caused ... by ulnar nerve ... #Nerve #Palsy #
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Differential Diagnosis Algorithm ... Sparing = Central cause ... (2% of facial nerve ... Differential #Diagnosis #Algorithm
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Differential Diagnosis Algorithm ... Carpal Tunnel • Ulnar ... Differential #Diagnosis #Algorithm ... #Causes
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Fracture of proximal ulnar ... Peak age 4-10 • Ulna ... posterior interosseous nerve ... Fracture #Forearm #Ulnar ... #Radiology #XRay
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Differential Diagnosis Algorithm ... Abnormalities of the Optic Nerve ... Abnormalities of the Optic Nerve ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Algorithm for the Evaluation of Diplopia: Diplopia has been explored previously on ddxof. The earlier algorithm
Algorithm for the ... The earlier algorithm ... identifying the paretic nerve ... This algorithm uses ... potential etiologic causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... a mass as the cause ... Trauma Cranial Nerve ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Sinus Tachycardia Differential Algorithm

- Dr. Tom Fadial https://twitter.com/thame

#Sinus #Tachycardia #Differential #Algorithm #Diagnosis #Cardiology #Causes
Tachycardia Differential Algorithm ... #Differential #Algorithm ... #Diagnosis #Cardiology ... #Causes
Algorithm and Causes of an Elevated Hemidiaphragm #Diagnosis #Radiology #EM #IM #PCC #Elevated #Hemidiaphragm #ElevatedHemidiaphragm #Diaphragm
Algorithm and Causes ... Hemidiaphragm #Diagnosis #Radiology ... #Differential #Algorithm