172 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... Cyanosis without Pulmonary ... Heart Disease ... Apnea • Chronic Pulmonary ... #Differential #Diagnosis
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... Differential Diaqnoses ... • Muscular: normal ... CK, normal biopsy ... hepatitis • Pulmonary
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Algorithm • Normal ... • Pulmonary Hypertension ... Interstitial Lung Disease ... Interpretation #Algorithm #diagnosis
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
appearances of pulmonary ... Drug toxicity, Pulmonary ... , Pulmonary alveolar ... P.jiroveci • Normal ... #diagnosis #chestCT
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... infection - Portal ... pulmonary disease ... , Gaucher disease ... Classification #Diagnosis
Pulmonary Artery Catheter Pressures
Normal: RA 0-8, RV 15-25/0-8, Mean PAP <25, PCWP 8-12, Cardiac Index 2.6-4.2
HFrEF,
Pulmonary Artery ... Catheter Pressures Normal ... decompensated Pulmonary ... Cardiomyopathies UCSD ... Hemodynamics #Cardiology #diagnosis
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential Diagnosis ... acute cardiac disease ... • Heart size: Normal ... ECHO: • Normal ... #differential #diagnosis
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
Pulmonary Hypertension ... remodeling of pulmonary ... issues at rest, but normal ... issues at rest, but normal ... Classification #diagnosis
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... - Differential Diagnosis ... Algorithm Pulmonary ... - Portal ... #Differential #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... A-a gradient to normal ... Obstructive Lung Disease ... , Interstitial Disease ... #differential #diagnosis