18 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Limitation • Interstitial ... lung disease ... Abnormalities • Chest ... #Causes #Pulmonary
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... indicates unknown cause ... and interstitial ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... lung disease and ... seen and in many cases ... #Diagnosis #Radiology ... #Pulmonary #CXR
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... inflammation tends to cause ... interstitial lung ... disease/pulmonary ... pathophysiology #signs
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... this is nodular interstitial ... lung disease, that ... Clinical #Diagnosis #Radiology
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... distinct radiographic areas ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... since in many cases ... we describe a chest ... #Pulmonary #Diagnosis ... #Radiology
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... interstitium and ... • Signs/Symptoms ... • Signs/Symptoms ... - The classic signs
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... periphery of the lung ... the diagnosis of pulmonary ... In this case, pulmonary ... confirmed with chest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... Legionella: • Nausea ... factor • May cause ... fever, rales, interstitial ... Infections #HIV #AIDS #pulmonary