26 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
• IRIS might ... might be revealed ... status, and focal neurologic ... enhancement on CT ... InfectiousDiseases #Neurology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
allopurinol), Infection ... infiltrates) → high ... resolution chest CT ... DAH, rule out infection ... differential #diagnosis #nephrology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: • Recurrent infection ... inflammation Symptoms ... • Superimposed infection ... • Pulmonary artery ... chest CT) • Broncho-arterial
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... complicate MAC pulmonary ... gastrointestinal symptoms ... • Clinical (Symptoms ... res CT) • Exclusion
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... confirm DAH, r/o infection ... or serologies + symptoms ... seen on chest CT ... differential #diagnosis #management
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
TEE) • Chest CT ... scan, if suspect right-sided ... endocarditis w/ septic pulmonary ... for metastatic infection ... • Aggressive management
Allergic Bronchopulmonary Aspergillosis (ABPA)
WHAT IS IT?
Hypersensitivity response to Aspergillus fumigatus in the airways
 • Primarily affects
ARE THE CLINICAL SYMPTOMS ... fever, malaise, weight ... CAN YOU SEE ON CT ... Aspergillosis #ABPA #pulmonary ... #diagnosis #management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... Constitutional symptoms ... Microsporidium #Lung #Infections ... #HIV #AIDS #pulmonary
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... Pulmonary: dyspnea ... acute sarcoidosis Pulmonary ... anterior/posterior MSK ... Sarcoidosis #Diagnosis #Management
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... Presentation: Systemic Symptoms ... affects the skin, neurologic ... • Progressive symptoms ... cognitive impairment, neurologic