7 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... lesions • 80% with lung ... multiple lesions Infectious ... #differential #diagnosis ... #causes #radiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... enhancement on CT ... Demyelinating disease caused ... • Symptoms: AMS ... effect/Edema • EBV
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
patient received a diagnosis ... progressive bacterial infection ... caused by actinomyces ... #NEJM #clinical ... #radiology #CT #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... confirm DAH, r/o infection ... Goodpasture's cause ... sparing of the lung ... seen on chest CT
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... Lymphadenopathy, CNS ... factor • May cause
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Malaise, bleeding, infections ... involvement • 30%: CNS ... : Blast crises ... leukostasis syndrome: CNS ... Hematology #Oncology #Diagnosis
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential Diagnosis ... Tenderness → Consider infectious ... • ANA < 20 % IBM ... nucleotidase 1A (Anti cN ... statins - probably caused