34 results
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for ... Ulnar Nerve Palsy ... This tests for ... clinical #video #neurology ... #physicalexam #msk
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Positive Varus Stress Test ... rupture of the lateral ... of the complex posterolateral ... Orthopedics #Knee #lateral ... collateral #ligament #msk
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
include a: • Neurologic ... tympanic membrane • Neurologic ... : ○ Cranial nerves ... II ○ Susac’s syndrome ... Noise trauma ○ MS
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
- Vestibular Nerve ... Vestibulocochlear Nerve ... (TIA): • Lateral ... medullary syndrome ... differential #diagnosis #neurology
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
) Where: Optic nerve ... neuritis due to MS ... How to test it? ... Later (1959), Levitan ... #Defect #RAPD #neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
dislocations occur posterolateral ... 80% occurring posterolateral ... Fractures (medial/lateral ... anterior interosseous nerve ... Orthopedics #Sports #MSK
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Tumor • Motor Nerves ... Guillain-Barre syndrome ... multiplex, Phrenic nerve ... differential #diagnosis #neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Compression/injury of Lateral ... Femoral Cutaneous Nerve ... purely sensory nerve ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... dysfunction, and bilateral ... dorsum of foot and lateral ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Map - Optic Nerve ... • Optic nerve ... Infection • MS ... hemianopia) - Lateral ... NeuroOphthaImoIogy #Neurology