52 results
Diphyllobothriasis - Diphyllobothrium Life Cycle
1) Unembryonated eggs passed in feces
2) Eggs embryonate in water
3) Coracidia hatch
from eggs and are ingested ... crustaceans 5) Infected ... crustacean ingested ... Diphyllobothrium #LifeCycle ... infectiousdiseases #cdc
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
negativity (25% of cases ... symmetrically inverted ... (75% of cases) ... Diagnosis #Cardiology #ECG ... #EKG #Wellens #
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... disease Rare causes ... Lymphoid variant (e.g ... CD3-CD4+ T cells
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
ingests macrophages infected ... Leishmaniasis #LifeCycle ... infectiousdiseases #cdc
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... nodal conduction Uses ... Digoxin effect on ECG ... mustache) - Flag inverted ... Cardiology #Digitalis #ECG
African Trypanosomiasis - Trypanosoma brucei gambiense & Trypanosoma brucei rhodesiense Life Cycle
1) Tsetse fly takes a
Mammalian Stages: 2) Injected ... various body fluids, e.g ... trypomastigotes are ingested ... #Trypanosoma #LifeCycle ... infectiousdiseases #cdc
Clonorchiasis - Clonorchis sinensis Life Cycle
1) Embryonated eggs passed in feces.
2) Eggs ingested by the snail
feces. 2) Eggs ingested ... water fish are ingested ... Clonorchis #sinensis #LifeCycle ... infectiousdiseases #cdc
Malaria - Plasmodium Life Cycle
1) Mosquito takes a blood meal (injects sporozoites)
Human Liver Stages
2) Infected liver
Liver Stages 2) Infected ... Malaria #Plasmodium #lifecycle ... infectiousdiseases #cdc
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... hardware, Infected ... thrombosis, (e.g ... vasculitis to cause ... Differential #Diagnosis #causes
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
2) Embryonated egg ... #Echinococcus #LifeCycle ... infectiousdiseases #cdc