11 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Herpes zoster - HIV ... cyanosis - Cool extremity ... #pain #differential ... #msk #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... and Myotomes Reflexes ... damage to peroneal nerve ... Myotomes #diagnosis #neurology ... #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... #UpperLimb #Extremity ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
paralysis of all extremity ... in legs and ascends ... Decreased / Absent Reflexes ... : Arms or legs ... management #treatment #neurology
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 ... constipation Differential ... cord infarct • HIV ... Equina #syndrome #differential ... diagnosis #causes #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... threat Cranial Nerves ... • Vestibulo-ocular ... caseyalbin #PhysicalExam ... #neurology #comatose
Hoover's Sign for Functional Lower Extremity Paralysis

Used to distinguish organic from functional leg hemiparesis.

Ask the patient
Functional Lower Extremity ... the patient to flex ... at the hip. ... clinical #video #physicalexam ... #neurology #psychiatry
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
examiner flexes the leg ... 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
examiner flexes the leg ... are unable to flex ... tightness, femoral nerve ... #physicalexam # ... #orthopedics #sports
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
arthralgia, arm/leg ... of shoulder and hip ... affects the skin, neurologic ... muscle weakness • Nerves ... purpura (lower legs