27 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... Infectious: ... #Brain #differential ... diagnosis #causes #radiology ... #neurology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Diagnosis • Infections ... #Differential # ... Diagnosis #neurology ... #radiology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... it possible to differentiate ... #Evolution #MRI ... CVA #Clinical #Radiology ... Interpretation #Findings #Neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... status, and focal neurologic ... Imaging: - MRI ... punched-out" cystic lesions ... #differential #
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
stroke on CT and MRI ... No abnormal lesion ... DWI and ADC images ... Progression #Timeline #Neurology ... #Radiology #Findings
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... disorder (Cardiac, pulmonary ... EMG) studies • MRI ... #Weakness #Differential ... #Diagnosis #neurology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... integrity (trauma, infection ... Palpable: 1) If lesions ... commonly renal and pulmonary ... Palpable #Algorithm #Differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... allopurinol), Infection ... Investigations • Labs: CBC ... DAH, rule out infection ... #diagnosis #nephrology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... compressive cord lesion ... or optic nerve lesions ... diagnosis #management #neurology ... #differential
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
ring-enhanced lesion ... lymphadenopathy, pulmonary ... ring-enhancement lesion ... Tuberculosis #diagnosis #differential ... #TB #neurology