13 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... • Extension of wrist ... adduction) OK Sign ... UpperExtremities #diagnosis ... #neurology
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Weakness with Sensory ... Diagnosis Algorithm ... Compression: • Carpal ... Tunnel • Ulnar ... #Neurology #Differential
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
finger through the Ulnar ... nerve, T1 sensory ... • Carpal tunnel ... #Anatomy #diagnosis ... #neurology #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
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 ... Levels Spinal Root Sensory ... C6 Dorsal Thumb Wrist ... Flexion None T1 Ulnar ... #diagnosis #Neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... nerve, thus symptoms ... MeralgiaParesthetica #MSK #pathophysiology ... #differential # ... diagnosis #signs
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Stimulation of nerve ... boggy" joints, esp carpal ... Boutonniere's ulnar ... RheumatoidArthritis #RA #pathophysiology ... #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Lack of UMN/LMN signs ... - Lack of sensory ... #Diagnosis #neurology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Superior gluteal nerve ... Trendelenburg #Gait #pathophysiology ... causes #symptoms #signs ... #diagnosis #msk
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... threat Cranial Nerves ... brainstem Motor/Sensory ... • Examine for signs