25 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... - Differential Diagnosis ... Thickening/Masses Chest ... Alveoli • Pneumonia ... Interstitium • ILD • CHF
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... CHD, congenital ... testing; CTEPH, chronic ... hypertension; CXR, chest ... #Diagnosis #Peds
Chest Pain - Differential Diagnosis Framework

Cardiovascular Causes of Chest Pain:
 • Myocardium:
	- Myocarditis
	- CAD/ACS
	- Valvulopathy
	- Myopericarditis
Diagnosis Framework ... - Tamponade Pulmonary ... Pleuritis • Alveoli ... : - CHF - Pneumonia ... #Differential #Diagnosis
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
PNA (acute or chronic ... - Alveolar proteinosis ... Others: - Pulmonary ... infarction/PE, CHF ... NonResolving #Pneumonia #diagnosis
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential Diagnosis ... Interstitial Edema, Alveolar ... Acute Eos PNA • Chronic ... Pneumonia, COP, Chronic ... Crazy Paving: Alveolar
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Age-Adjusted Gradient • Alveolar ... Weakness, Loss of Chest ... Left Shunt - Anatomic ... #AA #Gradient #alveolar ... #differential #diagnosis
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
- Differential Diagnosis ... Pulmonary/Chest ... Pleural effusion, Pulmonary ... decompensated CHF ... #Differential #Diagnosis
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
can "recruit" alveoli ... exacerbation (cardiogenic pulmonary ... often w/ acute on chronic ... exacerbation) • Chronic ... initiate breath, Anatomic
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
effusions) - Chronic ... is described as alveolar ... with an upper lobe ... patients with chronic ... #Blastomyces #diagnosis
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
even within each lobe ... transudate like in CHF ... Clinical #Radiology #CTChest ... #CHF #Alveolar ... #Pulmonary #Edema