1006 results
Plasmodium Ovale on Blood Smear

Emory_MedMicro @Emory_MedMicro

#Plasmodium #Ovale #povale #Blood #Smear #microscopy #clinical #microbiology #malaria #parasite
Plasmodium Ovale ... on Blood Smear ... #Plasmodium #Ovale ... #povale #Blood ... #microbiology #malaria
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Plasmodium Falciparum Blood ... normocytic RBCs (vivax, ovale ... ~75% of human malaria ... P.f. but rare in blood ... #microbiology #malaria
Plasmodium vivax on peripheral smear
A college student presents w/ headache, fever, chills. Returned 2 days ago
merozoites (P. ovale ... P. vivax & P. ovale ... to Brazil (P. ovale ... PlasmodiumVivax #pvivax #malaria ... peripheral #smear #blood
Plasmodium - Identification Algorithm
 • P. falciparum: RINGS AND GAMETOCYTES PREDOMINATE, Small delicate rings, <1/3 size
gametocytes • P. malariae ... merozoites • P. ovale ... size RBC, 1/3 oval ... smear #microscopy #malaria
Features of Plasmodium falciparum Malarial Infection

#Plasmodium #falciparum #Malaria #Signs #Symptoms #InfectiousDiseases
Plasmodium falciparum Malarial ... Plasmodium #falciparum #Malaria
Fever in the Returning Traveler - History
Exposure History:
 • Street foods / Local water: entenc fever,
Arthropod bites: malaria ... toxoplasmosis • Blood ... : < 7 days: malaria ... 7-21 days: malaria ... > 21 days: malaria
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
bacteremia • Malaria ... endocarditis, malaria ... • Pyemia Malarial ... tertian: P. vivax & ovale ... or no fever • Malaria
Plasmodium Falciparum Gametocytes on Blood Smear.

Banana-shaped gametocytes are only seen in Plasmodium falciparum but rare in
Gametocytes on Blood ... falciparum but rare in blood ... Plasmodium #Falciparum #Blood ... #microbiology #malaria
Malaria in Returning Travelers

Signs and Symptoms for Malaria with Likelihood Ratios 

Does this patient have malaria?
Malaria in Returning ... and Symptoms for Malaria ... this patient have malaria ... #Diagnosis #Malaria
Malaria - Plasmodium Life Cycle
1) Mosquito takes a blood meal (injects sporozoites)
Human Liver Stages
2) Infected liver
Malaria - Plasmodium ... Mosquito takes a blood ... schizont 5) Human Blood ... Mosquito takes a blood ... Ruptured oocyst #Malaria