457 results
Causes of Pulmonary Arteriovenous Malformations (AVMs)
Congenital Causes: Hereditary hemorrhagic telangiectasia (HHT), Idiopathic
Acquired Causes: Post surgical, Penetrating
Causes of Pulmonary Arteriovenous ... Congenital Causes: Hereditary ... BrighamChiefs #AVMs #Arteriovenous
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Defects • Hereditary ... spherocytosis • Hereditary ... immune-complex hemolytic anemia ... valves • Atriovenous
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
drugs Elliptocyte: Hereditary ... iron deficiency anemia ... Spherocyte: Hereditary ... Autoimmune hemolytic anemia ... Stomatocyte: Hereditary
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Iron-deficiency anemia ... Sideroblastic anemia ... Megaloblastic anemia ... Spherocytes - Hereditary ... Elliptocytes - Hereditary
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... Diagnosis Algorithm Hereditary ... → Sickle Cell anemia ... → Hereditary spherocytosis ... Microangiopathic hemolytic anemia
Elliptocyte - 
Note the shape of these appropriately named erythrocytes.
In addition to hereditary elliptocytosis, elliptocytes can
In addition to hereditary ... megaloblastic anemia ... myelophthisic anemia ... sideroblastic anemia ... iron deficiency anemia
Causes of Wide Pulse Pressure - Differential Diagnosis
Physiologic:
 • Advanced age-arteriosclerosis (less compliant arteries)
 • Well
iron deficiency anemia ... viscosity) - anemia ... pulmonary diseases • Arteriovenous ... or peripheral arteriovenous
Differential Diagnosis of Anemias #Diagnosis #IM #Honc #Anemia #Differential #Iron #Algorithm #Microcytic #Macrocytic #Normocytic #Ddxof
Differential Diagnosis of Anemias ... Diagnosis #IM #Honc #Anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... membrane disorder (hereditary ... spherocytosis, hereditary ... ARUPLabs #Hemolytic #Anemia
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Algorithm Signs of anemia ... Autoimmune Hemolytic Anemias ... Alloimmune Hemolytic Anemias ... #Hemolytic #Anemias