8 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... histoplasmosis, cryptococcus ... #causes #radiology ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... Imaging: - MRI ... Demyelinating disease caused ... culture positive Cryptococcal ... lesions • CSF cryptococcal
Cullen's sign. Lipase 1,781. Bruising in the skin around the umbilicus. This sign is named after
conditions that cause ... Pathophysiology: ... It's typically a late ... #cullensign #em ... #peritonitis #IM
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... that results in CNS ... Hyperreflexia develops later ... • Infectious causes ... #management #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... the underlying pathophysiology ... - Spinal MRI may ... Hospital of Baltimore IM ... #management #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... - Causes progressive ... features developing later ... MRI: Brain, cervical ... Lateral #Sclerosis #neurology
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
Diagnosis? ... low glucose) CNS ... Nausea & vomiting ... #Brain #clinical ... #radiology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
has five major clinical ... fungal stain of clinical ... especially the CNS ... MC: CNS CSF: • ... Aspergillosis Pathophysiology