16 results
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... nickmmark #Cystic #Lung ... #Disease #differential ... #diagnosis #causes ... #pulmonary
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
Diagnosis • ... Upper or middle lobe ... Nodule / mass • Masses ... Pericardial effusion • CXR ... #Diagnosis #pulmonary
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
pulmonary infection ... with underlying lung ... Mycobacterium #diagnosis ... #differential # ... infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Blood cultures • CXR ... early disease) • CXR ... #Abscess #pulmonary ... #differential #
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... Therefore, conditions caused ... apices caused by ... #diseases #differential ... #diagnosis #mnemonic
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... is interstitial lung ... seen and in many cases ... #Pulmonary #CXR
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
involving a segment or lobe ... involving both lungs ... Bronchiectasis #pulmonary ... #diagnosis #differential ... #causes
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Edema - Differential ... Diagnosis Framework ... Causes include: ... ischemic changes CXR ... Transfusion-related acute lung
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
lucencies within the lung ... since in many cases ... visible wall #CXR ... #Lucency #Differential ... #Pulmonary #Diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... of right middle lobe ... Diagnosis Of NTM ... NTM #Infections #differential ... #diagnosis #infectiousdiseases