82 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
: - Thrombocytopenia ... Kasabach-Merritt syndrome ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Diagnosis Algorithm Thrombocytopenia ... Vascular System ... TeIangiectasia Vascular ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Non-lmmune: • HELLP Syndrome ... Heart Valve) #Thrombocytopenia ... Diagnosis #Algorithm #Causes ... #Hematology
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
, Idiopathic pulmonary ... Cocaine Cardiac/Vascular ... Osler-Weber-Rendu syndrome ... • Valvular Disease ... #causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... PT, aPTT(liver disease ... bypass), LFT (liver disease ... of thrombocytopenia ... #Workup #hematology
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Asthma, COPD) • Vascular ... Hypoventilation Syndrome ... Diagnosis #Algorithm #Causes ... #Pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Disease Coronary ... Artery Disease ... Acute Coronary Syndrome ... Diagnosis #Algorithm #Causes
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Malignancy • Pulmonary ... embolism • Collagen vascular ... disease • Gastrointestinal ... disease • Hemothorax
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... microangiopathy: Thrombotic thrombocytopenic ... Hemolytic uremic syndrome ... differential #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Renal Disease, Liver ... #Anemia #MCV #Classification ... Diagnosis #Algorithm #Causes ... #Hematology