11 results
Hoffmann's sign was originally described as follows: the test is performed by supporting the patient's hand
Hoffmann's sign ... the fingers are ... level of the upper motor ... #Sign #PhysicalExam ... #Neurology #Reflex
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Sensory loss below ... clumsiness in hands ... rectal reflex. ... signs #symptoms #msk ... #orthopedics #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Reflexes: • ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
• Before diagnosis ... radicular symptoms, motor ... gait, strength, reflexes ... MeralgiaParesthetica #MSK ... #differential #diagnosis
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... /Sensory: • Tone ... caseyalbin #PhysicalExam ... #neurology #comatose ... #diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
/or genital sensory ... Differential Diagnosis ... weakness and sensory ... #differential #diagnosis ... #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Blood Supply: - AVM ... dysfunction • Abnormal reflexes ... , lower extremity ... #neurology #differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Weakness - Lower motor ... lesion - Upper motor ... #differential #diagnosis ... #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Microglial cells are ... segment: Upper extremity ... , lower extremity ... Increased Jaw Jerk reflex ... Lateral #Sclerosis #neurology