11 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
granulomatosis: • EBV-associated ... splenomegaly Other infections ... multiple lesions Infectious ... differential #diagnosis #causes ... #radiology #neurology
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
Decompression Sickness - The physical examination revealed diffuse violaceous skin mottling over his trunk and arms
extent of the nausea ... Clinical #Derm #EM ... #Radiology #DecompressionSickness ... #Pneumatosis #CT ... #NEJM
Neurocysticercosis is caused by CNS infection with the pork tapeworm Taenia solium. There are four main
Neurocysticercosis is caused ... by CNS infection ... nuerocysticercosis #CNS ... tapeworm #vesicular #CT ... #radiology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Malaise, bleeding, infections ... involvement • 30%: CNS ... : Blast crises ... pain, bleeding, infections ... leukostasis syndrome: CNS
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
EGPA) • Renal: (AKI ... Other tests: • CT ... confirm DAH, r/o infection ... Goodpasture's cause ... seen on chest CT
Echinococcal Cysts in the Liver- The physical examination revealed hepatomegaly with a palpable hepatic mass. Laboratory
Hydatid disease is caused ... definitive host; the infection ... #clinical #NEJM ... liver #hepatic #radiology ... #CT #ultrasonography
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... Lymphadenopathy, CNS ... factor • May cause ... Microsporidium #Lung #Infections
Vertebral Hydatidosis- Physical examination revealed impaired sensation in both legs and weak foot flexion. Laboratory tests
is a parasitic cestode ... Infection can cause ... #clinical #radiology ... #MRI #NEJM #vertebral
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
progressive bacterial infection ... caused by actinomyces ... #NEJM #clinical ... #radiology #CT #