10 results
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Growers (Runyon Classification ... Growers (Runyon Classification ... gastrointestinal symptoms ... • Clinical (Symptoms ... res CT) • Exclusion
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
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
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
History of EBV infection ... ingestion • B symptoms ... -95% of cases) Classification ... Mediastinal mass) • CT ... physical exam, CT
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
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
progressing GN • New pulmonary ... glomerulonephritis and/or pulmonary ... to exclude are infections ... Presentation - Systemic Symptoms ... #rheumatology #classification
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
acute respiratory symptoms ... DX relies on a high ... affected tissue • High-dose ... by culture or serology ... Diagnosis: • Serology
Severe Influenza Checklist

Diagnostic tests 
 - Blood cultures x2 
 - Sputum gram stain & culture
effusion - CT ... opportunistic infection ... Consider early high-flow ... BID if <96hr of symptoms ... lab-confirmed influenza, pulmonary