16 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... spared in this injury ... axillary nerve ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
Audiogram - Perform MRI ... Cochlear or Auditory Nerve ... Cerumen • Otitis Media ... • Closed Head Injury ... #Causes
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Case description ... related to avulsive injury ... Differential diagnosis ... Desmoid #clinical #mri
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Shift Work) Sleep ... Hypoventilation Syndrome Medical ... Disorders • Neurologic ... Parkinson's, MS)
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double Vision ... - Differential ... Diagnosis Algorithm ... • Neurologic ... depress when looking medially
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... middle finger. 2) Ask ... clinical #video #neurology ... #PhysicalExam
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... deficiency Work ... #physicalexam
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... brain and/or optic nerve ... lesions suggestive ... diagnosis #management #neurology ... #differential
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
results from a lesion ... formation) and MLF (medial ... MRI was ordered ... Half #Syndrome #PhysicalExam ... ophthalmology #neurology
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
surgical repair Differential ... Similar injury to ... labrum displaces medially ... #clinical #mri ... Radiology #diagnosis #msk