16 results
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
Levels Spinal Root Sensory ... Motor Reflex C4 ... Flexion Biceps Reflex ... NerveRoots #Levels #differential ... #diagnosis #Neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Diagnosis: • ... /Sensory: • Tone ... caseyalbin #PhysicalExam ... #neurology #comatose
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
• Before diagnosis ... radicular symptoms, motor ... abnormalities (gait ... , strength, reflexes ... pathophysiology #differential
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
reflex response ... with an upper motor ... Babinski #Sign #Reflex ... #Plantar #PhysicalExam ... #Diagnosis #Neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... - Differential ... of injury • Gait ... reflexes: Areflexia ... #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Foot drop and sensory ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
may mimic an LMN disorder ... form part of the differential ... diagnosis. ... hyporeflexia without sensory ... positive Babinski reflex
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... , T1 (median) Reflexes ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Spasticity - Reflexes ... , motor, or autonomic ... Sjogren's • CSF: - Abnormal ... #management #neurology ... #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Upper Motor Neuron ... signs - Lack of sensory ... #Diagnosis #neurology