10 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Dermatomes and Myotomes ... Reflexes: • ... damage to peroneal nerve ... #diagnosis #neurology ... #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... , T1 (median) Reflexes ... #diagnosis #neurology ... #sensory #motor ... #arm #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... threat Cranial Nerves ... • Vestibulo-ocular ... brainstem Motor/Sensory ... #neurology #comatose
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... and/or genital sensory ... constipation Differential ... cord infarct • HIV ... diagnosis #causes #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
in legs and ascends ... Can begin in arms ... Decreased / Absent Reflexes ... : Arms or legs ... management #treatment #neurology
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
positive if they are ... unable to flex ... tightness, femoral nerve ... #physicalexam # ... #orthopedics #sports
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
positive if they are ... unable to flex ... tightness, femoral nerve ... #physicalexam # ... #orthopedics #sports
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... syphilis, and HIV ... at the level of sensory ... multiradicular pain - Leg ... syndromes #lesions #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
flexors of the legs ... extensors of the arms ... Spasticity - Reflexes ... brain and/or optic nerve ... #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vasculitis • Sensory ... /leg claudication ... of shoulder and hip ... muscle weakness • Nerves ... purpura (lower legs