11 results
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Hypersensitivity Pneumonitis ... , RB-ILD, Pneumoconiosis ... (viral, TB, fungal ... #Distribution #pulmonary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
lymph nodes Risk ... Tuberculosis Diagnosis ... Inhibitor: • Risk ... #Diagnosis #Management ... #Treatment #ActiveTB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
lymph nodes Risk ... Tuberculosis Diagnosis ... Inhibitor: • Risk ... #Diagnosis #Management ... #Treatment #ActiveTB
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Threshold for treatment ... consistent with old ... employees in high risk ... carcinoma of head/neck/lung ... SkinTest #TST #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... pneumonia • DM risk ... Pneumonitis 3. ... #Abscess #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Domestic and wild ... Food products Risk ... massiliense in CF ... Kansasii: • Mimics TB ... Diagnosis Of NTM
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Hx of asthma, CF ... , CNS, skin • Infectious ... #Diseases #pulmonary ... #differential #diagnosis ... #comparison #table
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... Pneumonia: • Risk ... infiltrates, mimicking TB ... #AIDS #pulmonary
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Amiodarone Induced Lung ... starting amiodarone treatment ... failure - Infectious ... Exclusion of other ILDs ... macrophages Treatment
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
MUCORMYCOSIS • Risk ... Encapsulated yeast • At risk ... MC: CNS CSF: • ... change in the lungs ... nails, bronchi, lungs