14 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... Saturday night palsy ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
PalsyCN IV ... palsyCN VI ... One-and-a-half Syndrome ... ophthalmology #neurology #differential ... #diagnosis #ocular
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Multiple infections are ... hearing loss, palsy ... of the abducens nerve ... #differential #
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... of this are tumors ... the hospital, diagnosed ... with MS, and started ... on IV steroids
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
pupil with third nerve ... palsy - Tentorial ... Ill, IV, and VI ... #differential # ... diagnosis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... (CN 8) ... II ○ Susac’s syndrome ... zoster virus ○ HIV
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 ... Diagnosis: • ... cord infarct • HIV ... #differential # ... diagnosis #causes
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
spinal cord and nerve ... (IRIS): • In HIV ... neurological symptoms • Caused ... #Tuberculosis #diagnosis ... #differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... tract, and often causes ... • HBV HCV • ... #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Diagnosis Framework ... weeks) Can Be Caused ... Parvovirus B19 • HIV ... #Diagnosis #MSK