21 results
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
reticulocytes) - thin trophozoites ... P. falciparum causes ... ~75% of human malaria ... #peripheral #clinical ... #microbiology #malaria
Plasmodium falciparum trophozoites (and crenated red blood cells) - Blood Smear

A classic presentation of Plasmodium falciparum
cells) - Blood Smear ... Plasmodium falciparum malaria ... in a thin blood smear ... #peripheral #clinical ... #microscopy #malaria
Plasmodium vivax on peripheral smear
A college student presents w/ headache, fever, chills. Returned 2 days ago
Plasmodium vivax on peripheral ... smear A college ... size amoeboid trophozoite ... PlasmodiumVivax #pvivax #malaria ... #peripheral #smear
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia - Differential ... Hereditary: • Peripheral ... blood smear + DAT ... Malaria, Clostridium ... Diagnosis #Algorithm #causes
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Infections/toxins: Malaria ... Dehydrogenase ↑ - Peripheral ... Blood Smear ↑ abnormal ... #Diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... plateletcount), peripheral ... blood smear, HIV ... dysplasia on the smear ... #Workup #hematology
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias - Differential ... Reticulocytes • Abnormal peripheral ... smear Immune-mediated ... Hemolytic #Anemias #Differential ... Diagnosis #Algorithm #hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Pancytopenia - Differential ... BMP, uric acid, peripheral ... smear, reticulocyte ... #Pancytopenia #Differential ... Diagnosis #Algorithm #hematology
Causes of Peripheral Edema - Differential Diagnosis
Increased Hydrostatic Pressure
 • Volume Expansion: Kidney failure, Pregnancy, Medication
Causes of Peripheral ... Edema - Differential ... Volume Expansion: Kidney ... bancrofti, Brugia malayi ... #Peripheral #Edema
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Diagnosis Algorithm Peripheral ... Smear concerning ... → Refer to hematology ... Thrombocytosis #Platelets #Differential