14 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Carpal Tunnel Syndrome ... in the median nerve ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
On lateral wrist ... styloid fracture, median ... nerve injury ... #Wrist #Carpal ... Orthopedics #Sports #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 ... Flexion Biceps ... C6 Dorsal Thumb Wrist ... Hamstring Reflex S1 Lateral ... #differential #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
injuries: Fractures (medial ... /lateral epicondyle ... anterior interosseous nerve ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Medical Emergency ... Commonly caused ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... Neuropathy Elbow ... forearm supination → wrist ... ULTT2 #clinical #video ... #physicalexam #
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... forearm supination → wrist ... external rotation → elbow ... ULTT1 #clinical #video ... #physicalexam #
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Superior gluteal nerve ... Fracture • Hip dislocation ... of knee due to laterally ... pathophysiology #causes ... #msk
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
weakness of the median ... nerve & Ulnar nerve ... Syndrome #clinical #video ... #physicaleaxm # ... #orthopedics #msk
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... disruption ○ Otitis media ... cause unknown) ... Noise trauma ○ MS ... #Differential #Diagnosis