32 results
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
Ulnar Nerve Anatomy ... Ulnar nerve is ... the nerve of hand ... and the Ulnar nerve ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... aracteristic "claw hand ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Nerve Palsy ... grip weakness caused ... by ulnar nerve ... clinical #video #neurology ... orthopedics #sports #hand
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
deposits - Post-infectious ... artery embolism • AVM ... microscopic and ... Hematuria: • Infection ... #urology #nephrology
Wartenberg's Sign on Physical Exam

Wartenberg's sign consists of involuntary abduction of the little finger, caused by
little finger, caused ... Often a sign of ulnar ... nerve neuropathy ... clinical #video #hand ... #neurology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... hemorrhage, which are ... blood test • Serology ... Skin biopsy • Abdominal ... ultrasound #
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
include a: • Neurologic ... tympanic membrane • Neurologic ... masses and lymphadenitis ... Infection or cancer ... ○ MS, CVA • Infectious
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... response preceding infection ... Can begin in arms ... Absent Reflexes: Arms ... management #treatment #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
are present in ... 15% of cases and ... Demyelinating disease caused ... of the abducens nerve ... InfectiousDiseases #Neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... to a preceding infection ... with peripheral nerve ... of peripheral nerve ... diagnosis #management #neurology