6 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Thickening/Masses Chest ... Interstitium • ILD • CHF ... #Dyspnea #SOB #Differential
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea - Differential ... Diagnosis Pulmonary ... /Chest Wall: • ... Pleural effusion, Pulmonary ... decompensated CHF
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Left Shunt - Anatomic ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... caused by a rigid chest ... With Upper Lobe ... aspergillosis - Chronic ... lung #diseases #differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Immunocompromised status • Chronic ... encounters due to NTM: Chronic ... of right middle lobe ... massiliense in CF ... NTM #Infections #differential
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
the left lower lobe ... like idiopathic pulmonary ... or fibrosis in chronic ... disease in the differential ... Clinical #Radiology #CTChest