961 results
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Plasmodium Falciparum Blood ... Smear. ... ovale prefer big reticulocytes ... smears - don't ... #Smear.
Polychromatophilia - Note 2 large blue-gray erythrocytes as seen on H&E stain. On a stain for
On a stain for reticulocytes ... The reticulocyte ... nucleated red blood ... Path #BloodSmear #Blood ... #Smear #Polychromatophilia
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm Blood ... Normochromic RBCs on Smear ... of: Decreased Reticulocytes ... Normal / Decreased Reticulocytes ... Spherocytes on Smear
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
(RBC = red blood ... ordering a peripheral smear ... , a reticulocyte ... specifically order a reticulocyte ... elevation in the reticulocyte
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
normocytic, ↑ reticulocytes ... type ± C3d • Blood ... smear: Differential
Nucleated red blood cells, aka normoblasts or erythroblasts, were released prematurely from the bone marrow in
Nucleated red blood ... orthochromic normoblast – reticulocyte ... #BloodSmear #Blood ... #Smear #Nucleated
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Peripheral Blood ... Smear ↑ abnormal ... RBCs - Reticulocyte
Calculating a Reticulocyte Index (RI)
Reticulocyte Index = Absolute Reticulocyte Count / Maturation Correction
Absolute Reticulocyte Count =
Calculating a Reticulocyte ... Index (RI) Reticulocyte ... Index = Absolute Reticulocyte ... Count = % of reticulocytes ... SatyaPatelMD #Reticulocyte
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
acid, peripheral smear ... , reticulocyte count ... Production (↓ reticulocytes ... (hemolysis, ↑ reticulocytes
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
labs: CBC, BMP, Reticulocytes ... , smear, Haptoglobin ... MAHA likely: • Smear ... schistocytes > 1% • ↑ Reticulocyte