29 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Ankle - S1 • Biceps ... - C5, C6 • Triceps ... dorsum of foot and lateral ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
opposable thumb in lateral ... formed by the Lateral ... mnemonic TAN for (Biceps ... from lateral to ... Anatomy #diagnosis #neurology
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
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 ... Elbow Flexion Biceps ... Elbow Extension Triceps ... Hamstring Reflex S1 Lateral ... differential #diagnosis #Neurology
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
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
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 ... of the auditory nerve ... Noise trauma ○ MS
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
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
Speed's Test - Shoulder Examination

To perform a Speed's test flex the shoulder to 90 degrees with
Speed's Test - Shoulder ... bicipital tendon or labral ... #biceps #tendinitis ... video #sports #msk ... #orthopedics #biceps