23 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... anemia): ... hemoglobinuria (PNH ... differential #diagnosis #hematology ... #anemia
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... • PCH • PNH ... anemia • ... Diagnosis #Algorithm #Causes ... #Hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Water - Pus ... Barre - ALS - Transverse ... myelitis • Hematology ... : - Anemia • ... #pulmonary
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... • Bleeding • Hemolysis ... #MCV #Classification ... Diagnosis #Algorithm #Causes ... #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Diagnosis for Hemolytic ... Anemia Intrinsic ... #Anemia #Differential ... #classification ... #hematology
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... Schistosomiasis - Chronic hemolytic ... anemia - Persistent ... multifactorial mechanisms Hematologic ... #Differential #Causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... deficiencies - PNH ... Differential #Diagnosis #hematology ... #rheumatology #
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
TB, Necrotizing PNA ... Kaposi's sarcoma • Rheumatologic ... Postprocedural, Lung ... Differential #Diagnosis #pulmonary ... #causes
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Lymphadenopathies 7% - Hemolytic ... anemia 4% - Myositis ... 4% - Lung involvement ... autoantibodies #signs ... #differential #rheumatology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... • Dyspnea • Hemoptysis ... Nasal polyps and signs ... in the adjacent lung ... of the affected lung