7 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Left Shunt - Anatomic ... Fibrosis, Interstitial ... Hypoxia #hypoxemia #differential ... #diagnosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Radiation C - Cystic Fibrosis ... caused by a rigid chest ... clearance: - Cystic Fibrosis ... lung #diseases #differential ... #diagnosis #mnemonic
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
diagnosis there ... without associated pulmonary ... with end-stage fibrosis ... #Clinical #Diagnosis ... #Radiology #CTChest
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
Here a typical chest ... The differential ... diagnosis includes ... with upper lobe ... #Clinical #Radiology
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... smokers, upper lobe ... In chronic HP fibrotic ... #Clinical #Diagnosis ... #Radiology #CTChest
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
the left lower lobe ... like idiopathic pulmonary ... disease in the differential ... #Clinical #Radiology ... #CTChest #DrugInduced
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
of right middle lobe ... Disease: Clinical ... • Dyspnea, • Chest ... Lung Disease: • Clinical ... NTM #Infections #differential