9 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... trapezium, capitate, triquetrum ... fracture, median nerve ... injury • ED Management ... #Carpal #Radiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... , T1 (median) Reflexes ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... #sensory #motor
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
threat Cranial Nerves ... direction to the body; wrists ... Arms extended; wrists ... from the body; wrists ... #PhysicalExam #neurology
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 ... Spinal Root Sensory Motor ... Flexion Biceps Reflex ... C6 Dorsal Thumb Wrist ... differential #diagnosis #Neurology
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
and intrinsic motor ... it is not all carpal ... • Carpal tunnel ... and thumb do not flex ... Anatomy #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... damage to peroneal nerve ... Narrowing of spinal canal ... Myotomes #diagnosis #neurology ... #sensory #motor
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Disease of motor ... Increased Jaw Jerk reflex ... activity between nerve ... Lateral #Sclerosis #neurology ... #diagnosis #management
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
with peripheral nerve ... depressed deep tendon reflexes ... and sensitive tests ... Syndrome #diagnosis #management ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Spasticity - Reflexes ... : • Sensory, motor ... brain and/or optic nerve ... Myelitis #diagnosis #management ... #neurology #differential