20 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... , Acute spinal cord ... Guillain-Barré syndrome ... #differential #diagnosis ... #table #neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
• Aphasia • Apraxia ... Cognition/Confusion, Dementia ... Unilateral Spinal Cord ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
mutations - Down syndrome ... seizure, primitive reflexes ... incontinence, apraxia ... AlzheimersDisease #Dementia ... pathophysiology #geriatrics #diagnosis
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
time, and can cause ... examination is usually normal ... loss present in dementia ... #PhysicalExam # ... clinical #video #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... result in permanent neurologic ... in deep tendon reflexes ... #differential #diagnosis ... #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Vestibulo-ocular ... movements; also normal ... caseyalbin #PhysicalExam ... #neurology #comatose
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Ataxic Breathing ... Blot's Breathing) Ataxic ... hyperventilation syndrome—a ... bronchitis, and COPD ... #Diagnosis #PhysicalExam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
reexposed to light; • Normal ... Holmes-Adie Syndrome ... females Differential Diagnosis ... dissociation • Other causes ... #neurology #ophthalmology
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 ... Differential Diagnosis ... : • Spinal cord ... #differential #diagnosis ... #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Causes: 1. ... MCTD, Sjogren syndrome ... reflexes: Areflexia ... #neurology #differential