P1. Infection. Flashcards
- refers to the entry, invasion and multiplication of pathogens in or on to the host body system
- results to subsequent tissue injury and progress to overt disease
INFECTION
- entry?
- invasion?
- multiplication?
- modes of transmission
- attachment to the host’s surface
- COLONIZATION
Types of Pathogen based on SOURCE OF PATHOGEN.
- Endogenous Infection.
- Exogenous Infection.
infection arising from colonizing flora
Endogenous Infection
– infection arising from invading pathogen from the external environment
Exogenous Infection
Types of Pathogen based on CLINICAL ONSET OF SIGNS & SYMPTOMS.
- Acute Infection
- Chronic Infection
rapid/sudden onset of signs and symptoms which are usually severe to fatal that may lead to death
mabilis na mapamatay
Acute Infection
gradual onset of signs and symptoms that are usually mild to moderate that may progress to long standing infection
Chronic Infection
Types of Infection based on ETIOLOGIC/CAUSATIVE AGENT.
- Nosocomial Infection
- Zoonotic Infection (Zoonosis)
infection acquired during hospitalization
Nosocomial Infection
- is an animal disease which can spread to humans;
- animal acquired infection
Zoonotic Infection (Zoonosis)
Types of Infection based on Clinical Manifestations.
- Subclinical/ Asymptomatic/ Nonapparent
- Clinical/Symptomatic/ Apparent
no obvious appearance of signs and symptoms and the person is unaware of the infection
Subclinical/Asymptomatic/Nonapparent
associated with presence of overt signs and symptoms of the disease
Clinical/Symptomatic/Apparent