248 results
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
/ Normochromic RBCs ... on Smear • Chronic ... TIBC, Hypochromic RBCs ... Decreased RBC ... Spherocytes on Smear
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Falciparum Blood Smear ... parasitemia - normocytic RBCs ... multiples per RBC ... rare in blood smears ... Falciparum #Blood #Smear
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
red blood cells (RBCs ... serum due to the RBCs ... #Path #Blood #Smear ... #Microscopy #RBC
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
red blood cells (RBCs ... serum due to the RBCs ... #Path #Blood #Smear ... #Microscopy #RBC
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
2) External (RBC ... 3) Internal (RBC ... Peripheral Blood Smear ... ↑ abnormal RBCs
Plasmodium falciparum trophozoites (and crenated red blood cells) - Blood Smear

A classic presentation of Plasmodium falciparum
cells) - Blood Smear ... in a thin blood smear ... RBCs (but interestingly ... not infected RBCs ... falciparum #Blood #Smear
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Normal Blood Smear ... Neutrophils - Low RBC ... Pernicious Anemia RBCs ... Cells, Normal WBCs
Babesia spp. on Peripheral Blood Smear Microscopy
 - Multiple small parasites per RBC
 - "maltese cross"
Peripheral Blood Smear ... parasites per RBC ... peripheral #blood #smear
Red Blood Cell Morphology Atlas

Size variation, Hemoglobin distribution,  
Hypochromia,  
Shape variation,  
Inclusions, 
Red
#Path #Blood #Smear ... #RBC #Morphology
Plasmodium vivax on peripheral smear
A college student presents w/ headache, fever, chills. Returned 2 days ago
on peripheral smear ... enlarged infected rbc ... patient Infected RBCs ... malaria #peripheral #smear