1906 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
circumferential GGO • DDx: invasive ... sarcoidosis, mets to the lung ... Halo #Sign #CT #Lung ... #Pulmonary #diagnosis
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Mucormycosis, Invasive ... Dermatomyositis, Lung ... organizing pneumonia, Pulmonary ... Differential #Diagnosis #pulmonary
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
opacity • DDx: Invasive ... Crescent #Sign #CT #Lung ... #Pulmonary #diagnosis
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Secondary to invasive ... metastatic spread: lung ... patients with pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Mycobacterium kansasii, Invasive ... ABPA, Mycetoma, Invasive ... cough, myalgia • Lung ... Infections #HIV #AIDS #pulmonary
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
absence of intrinsic lung ... oximetry - Non-invasive ... cirrhosis • Intra-pulmonary ... on radioactive lung ... perfusion scanning or pulmonary
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
bronchi, trachea, or lungs ... Cervical cancer, invasive ... tuberculosis, any site (pulmonary
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
host): • Chronic pulmonary ... Ampho resistant) Invasive ... change in the lungs ... of 30% to 40% Invasive ... nails, bronchi, lungs
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Pulmonary Artery ... Minimally Invasive ... of CO2 to the lungs ... • PULMONARY A ... A-line predominant lung
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Chest CT Right Lung ... Posterior Left Lung ... Lung: • Upper ... #CT #CTChest #pulmonary