2868 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... Posterior Cord Syndrome ... Complete hemicord lesion ... #diagnosis #pathophysiology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Unresponsive wakefulness syndrome ... • Locked-in syndrome ... • Mutism Pathophysiology ... legs extended; lesion ... legs extended; lesion
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Encephalopathy Syndrome ... Clinico-Radiological Syndrome ... • Seizures • Vision ... Etiology: • Pathophysiology ... showing cortical lesions
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
• Nephrotic Syndrome ... atherosclerotic lesions ... Venous #Arterial #pathophysiology
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
HIV dementia Pathophysiology ... bilateral white matter lesions ... well-defined than PML lesions ... The clinical syndrome
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
myelodysplastic syndrome ... frequent skin lesions ... • Significant lesion ... dermatosis: Sweet's syndrome ... myelodysplastic #syndrome
Skin Lesion Guide - Atlas
#Diagnosis #Dermatology #Skin #Lesions #Terminology #Nomenclature #Atlas #Key #Basics
Skin Lesion Guide ... Dermatology #Skin #Lesions
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... Brown-Séquard Syndrome ... Posterior Cord Syndrome ... Central Cord Syndrome ... (Ventral) Cord Syndrome
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
(a) Thalamic lesion ... (b) Brainstem lesion ... ) Central cord lesion ... unilateral cord lesion ... Brown—Séquard syndrome
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Ring-Enhancing Lesions ... Diagnosis- Compatible syndrome ... + MRI lesions + ... present w/ CNS lesions