5 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... IgG • CNS PCR ... with lung nodules ... #Brain #differential ... #diagnosis #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Polymorphic skin lesions ... Lymphadenopathy, CNS ... factor • May cause ... #diagnosis #infectiousdiseases
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Imaging: - MRI ... effect/Edema • EBV ... #Infections #differential ... opportunistic #InfectiousDiseases
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
Symptoms: Cough, dyspnea ... CNS involvement: ... Birbeck granules (EM ... X-rays, CT, or MRI ... PET-CT / MRI: Staging
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Anti-Mi2 (skin lesions ... • ANA < 20 % IBM ... statins - probably caused ... #rheumatology #differential