16 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... anemia): ... . primary cold agglutin ... differential #diagnosis #hematology ... #anemia
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
originate from a low-grade ... • Symptoms of anemia ... anemia • Cold ... disease (younger pts ... #anemia #hematology
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
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... platelet decrease - PNH ... Agglutination - Cold agglutinins ... #Anemia #Differential ... Algorithm #workup #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Diagnosis Algorithm Low ... • Bleeding • Hemolysis ... Diagnosis #Algorithm #Causes ... #Hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
protease activity - A low ... If the value is low ... result in severe anemia ... anemia Indirect ... Diagnosis #Workup #Hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... fast - Too slow ... - Water - Pus ... Transverse myelitis • Hematology ... : - Anemia
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 ... #nonpalpable #dermatology
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
membrane into the CNS ... • Pernicious anemia ... respiratory failure • Neurologic ... Waddling gait - Difficulty ... Phosphatase: • Other causes
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia ... skin color • Difficulty ... and petechiae Causes ... may result from low ... #oncology #hematology