21 results
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Diagnosis for Pulmonary ... high resolution chest ... Bronchoscopy with serial ... #differential #
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
- HIV infection ... neurofibromatosis, vasculitis ... renal failure ... #Diagnosis #Differential ... #Causes
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Diagnosis Algorithm ... Abnormal Chest X-Ray ... Chest Symptoms ... Pulmonary Disease ... #Diagnosis #Algorithm
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Diagnosis Algorithm ... Chest Wall Abnormalities ... #Diagnosis #Algorithm
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis ... sweats, chills (infection ... lymadenopathy, clubbing, chest ... Diagnosis #Algorithm ... #causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... Autoimmune ANCA vasculitis ... Other tests: • CT chest ... confirm DAH, r/o infection ... typically seen on chest
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Diagnosis Pulmonary ... /Chest Wall: • ... , Anaphylaxis, Infection ... acidosis (eg, DM, renal ... #Causes #Differential
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Diagnosis Algorithm ... Metabolic • Renal ... Obstructive Pulmonary ... Disease Neurologic ... #Diagnosis #Algorithm
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Endemic fungi: Histo ... thyroid, melanoma, renal ... Miliary #Pattern #Chest ... #diagnosis #pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... tract, and often causes ... to exclude are infections ... differential #diagnosis ... #rheumatology #classification