11 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Wrist drop - Occurs ... nerve in the radial ... in the median nerve ... Dermatomes #Myotomes #diagnosis ... #motor #arm #physicalexam
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... #Radial #Nerve ... PhysicalExam #clinical #video ... #orthopedics #msk ... #sports #neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... + MPO-ANCA MEDIUM ... aortic aneurysm • Medium ... #rheumatology #
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Medical Emergency ... Neuropathy - Foot drop ... Commonly caused ... damage to peroneal nerve
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
loss, arthralgia, arm ... primary condition MEDIUM ... muscle weakness • Nerves ... tract, and often causes ... #Rheumatology
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 ... In this case, the ... #clinical #video ... #orthopedics #msk
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... • Stroke • Vasculitis ... disruption ○ Otitis media ... cause unknown) ... II ○ Susac’s syndrome
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... formation) and MLF (medial ... of this are tumors ... the hospital, diagnosed ... with MS, and started
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
proximal weakness, arms ... Brain stem/Cranial nerve ... myasthenia Diagnosis ... - Repetitive nerve ... #management #neurology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Hypocomplementemia • Can cause ... myelopathy, cranial nerve ... ) • Cutaneous vasculitis ... phenomenon (16%) MSK ... #Rheumatology #