14 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... spared in this injury ... Carpal Tunnel Syndrome ... in the median nerve ... Myotomes #diagnosis #neurology
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
weakness of the median ... nerve & Ulnar nerve ... clinical #video #physicaleaxm ... #neurology #orthopedics ... #msk #CTS
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
nerve in its path ... sleeping as in this case ... PhysicalExam #clinical ... #orthopedics #msk ... #sports #neurology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
• Sciatica • Tarsal ... Repetitive strain injury ... Trauma • Crush injury ... lower #extremity #msk ... #physicalexam
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Shift Work) Sleep ... Medical/Psychiatric ... Disorders • Neurologic ... Parkinson's, MS)
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... acts both as an ... clinical #video #neurology ... #PhysicalExam
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... The MRI findings ... fissure and optic canal ... ophthalmology #physicalexam ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Medical Emergency ... Commonly caused ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Unilateral Facial Nerve ... atypical symptoms): MRI ... inflammatory cause ... prevent corneal injury ... Management #Treatment #Neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
include a: • Neurologic ... disruption ○ Otitis media ... cause unknown) ... II ○ Susac’s syndrome ... Noise trauma ○ MS