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
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... allopurinol), Infection ... infiltrates) → high ... resolution chest CT ... #nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... • IRIS might ... cells per μL • Diagnosis ... enhancement on CT ... #differential #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: • Recurrent infection ... inflammation Symptoms ... parenchyma Diagnosis ... chest CT) • Broncho-arterial ... #differential #diagnosis
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 ... Mediastinal mass) • CT ... physical exam, CT ... #classification
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... Constitutional symptoms ... #HIV #AIDS #pulmonary
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... 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
 •
- Differential Diagnosis ... progressing GN • New 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 ... : • Serology for
Severe Influenza Checklist

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