7 results
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
(MR) Causes of ... papillary muscle injury ... Causes of functional ... stretched strut chord ... #Diagnosis #Cardiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
below the site of injury ... below the site of injury ... Causes: 1. ... Infections: - Viral ... MCTD, Sjogren syndrome
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... lesion • Bilateral ... • Infectious causes ... ruled out • Brain ... brain and/or optic
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
nervous system: Brain ... of the spinal cord ... • Infectious: Brain ... Infections: - Viral ... EMG) studies • MRI
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
condition that causes ... surrounds the spinal cord ... and brain (dura ... sagging syndrome ... Pachymeningitis #HP
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
disrupt cellular function ... multiple spinal cord ... - Causes progressive ... MRI: Brain, cervical ... Lateral #Sclerosis #neurology