13 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Low Attenuation Nodular ... HiRes #HighRes #Chest ... #CT #Patterns #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... parenchyma Diagnosis ... high-resolution chest ... CT) • Broncho-arterial ... ratio (BAR) - BAR
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... confirm DAH, r/o infection ... CT ... • BAL reveals ... #management #treatment
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Milk • Food products ... • Nodular or ... fortuitum can produce ... • Dyspnea, • Chest ... Imaging, high res CT
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
TTE +/- TEE) • Chest ... CT scan, if suspect ... endocarditis w/ septic pulmonary ... #criticalcare #diagnosis ... #management
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
body • Bird and bat ... aches, joint pain, chest ... dissemination occurs and produces ... , ocular, or disseminated ... #Management #Infections
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Pleuritic chest ... • Reticular + Nodular ... failure - Infectious ... reticular opacities on chest ... #diagnosis #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... polymicrobial infection ... Lung Abscess - Clinical ... CT Lung Abscess ... Lung #Abscess #pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... • Risk: Can produce ... #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 ... Hodgkin Lymphoma - Clinical ... genes and gene products ... Serum Copper • Chest ... hematology #oncology #management