12 results
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Diagnosis Algorithm ... nerve palsy) ... (70-75%), Infection ... #Causes #neurology
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Nerve Palsy Triad ... hard palate or anterior ... #Nerve #Palsy # ... #neurology #clinical ... #CN7 #CNVII
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... nerve in the radial ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
nerve, anywhere ... here by a Bell's palsy ... #CNVII #CN7 #Peripheral ... #Bells #Palsy # ... Neurology #Diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... hearing loss, palsy ... of the abducens nerve ... #Infections #differential
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... include a: • Neurologic ... Infection or cancer ... (CN 8)
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Cord Injury by Nerve ... Respiration None C5 Radial ... Abdominal Reflex L2 Anterior ... NerveRoots #Levels #differential ... #diagnosis #Neurology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
glaucoma: unilateral anterior ... thrombophilia, neurologic ... postpartum #Diagnosis ... Killers #Lethal #Fatal ... Dangerous #Deadly #Differential
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
spinal cord and nerve ... or abruptly • CN ... #Tuberculosis #diagnosis ... #differential # ... TB #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 ... Diagnosis: • ... • Provocative Tests ... #diagnosis #causes ... #neurology