8 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
C8 Elbow: • Flexion ... , C8 (radial) Finger ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
the LOAF of the median ... powers the deep flexors ... When clinically ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Pyogenic Flexor Tenosynovitis

50-year-old man, kidney transplant, with post-transplant diabetes. Inpatient for pneumonia. It evolves with delirium,
Tenosynovitis 50-year-old ... passive extension are ... confirmed the diagnosis ... extend into the arm ... Clinical #Photo
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
brain PRES Clinical ... may precede the neurologic ... hours or longer/ ... protein level (mean ... #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
OD and counting fingers ... formation) and MLF (medial ... causes of this are ... the hospital, diagnosed ... ophthalmology #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
cases/100,000 per year ... Guillain-Barre Clinical ... Can begin in arms ... Absent Reflexes: Arms ... #treatment #neurology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Pathogenesis and clinical ... Chronic Otitis Media ... mastoid air cells are ... Inferior through medial ... signs #symptoms #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... loss, arthralgia, arm ... bruits, asymmetric arm ... primary condition MEDIUM ... affects the skin, neurologic