15 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Diseases (ILD) ... Exposure-Related ILD ... ILD caused by inhalation ... , Chronic • Pulmonary ... #diagnosis #differential
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
- Differential ... Asthma attack, ILD ... , COPD, CTEPH, ILD ... CHF, Hypertensive ... #Chronic #Causes
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Infectious: • Acute ... : • IBD • Rheumatic ... malignancy • Iron deficiency
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
GERD, Dysphagia, CHF ... Autoimmune Vasculitis, ILD ... Malignancy: Lung ... Diagnosis #Schema #Acute ... #Chronic #Differential
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... Celiac, IBD) • ... Chronic UTI) • ... Cystic Fibrosis, CHF ... endocrinology #causes
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Stable Angina • Acute ... Interstitium • ILD ... • CHF • Sarcoidosis
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
Iron Deficiency ... Pathophysiology: Chronic ... ng/mL (absolute ID ... 20% (functional ID ... #CHF #HFrEF #heartfailure
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
- Differential ... • Autoimmune— Crohn's ... - Acquired • Chronic ... Pancreatic lipase deficiency ... Celiac disease • IBD
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
Acquired (e.g., iHD ... Vasodilation Lung ... #HeartFailure #CHF ... #Diagnosis #cardiology ... #causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Long-standing vs ... Family history of IBD ... Diverticulitis • IBD ... #Causes #Differential