22 results
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
neurotransmitter cause ... However, in UMN ... LMN syndromes are ... This lesion causes ... positive Babinski reflex
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... Increased Jaw Jerk reflex ... Escorial criteria uses ... evidence of both UMN ... Lateral #Sclerosis #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Causes of Hyporeflexia ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... diagnosis #table #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Ramsay Hunt syndrome ... Nerve V: • TMJ syndrome ... Gastroesophageal reflux ... gastroesophageal reflux ... external ear and ear canal
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Unresponsive wakefulness syndrome ... • Locked-in syndrome ... • Gag reflex ... Casey Albin MD @ ... #PhysicalExam #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... bulbocavernosus reflex ... wink test - reflex ... differential #diagnosis #causes ... #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Causes of spinal ... involved) - Tendon reflex ... in deep tendon reflexes ... differential #diagnosis #neurology
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
is a clinical syndrome ... abolished tendon reflexes ... percussion by the reflex ... hammer, caused ... clinical #video #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... Commonly caused ... Narrowing of spinal canal ... Myotomes #diagnosis #neurology