14 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... - Ulnar Nerve Injury ... #Nerve #Injuries ... #Anatomy #Differential ... #Diagnosis #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... #diagnosis #lower ... #extremity #msk ... #physicalexam
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
onto outstretched hand ... Possible associated injuries ... posterior interosseous nerve ... Radiology #XRay #Diagnosis ... Orthopedics #Proximal #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Abduction - C8-T1 (ulnar ... aracteristic "claw hand ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord Injuries ... clumsiness in hands ... saddle anesthesia. leg ... Injury #Syndromes #diagnosis ... signs #symptoms #msk
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... bilateral leg paresis ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... #physicalexam
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... Diagnosis Framework ... Note: • Left leg ... after the right leg ... #PhysicalExam #
Boxer's Fracture - ED Management
Be sure to assess for wounds in patients with fractures of the
Possible associated injuries ... hematoma block or ulnar ... nerve block), immobilize ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... Negative Straight Leg ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
weakness, arms > legs ... life-threatening Differential ... Brain stem/Cranial nerve ... myasthenia Diagnosis ... - Repetitive nerve