INFECTION ANDDISEASEBy IFSHA AKHLAQ

INFECTION The invasion and multiplication of

microorganism such as bacteria, virus and parasites that are not normally present within the body.

EPIDEMIOLOGY In united state 2 millions nosocomial

infection in hospitalized patient. 3-21 % in 2002 survey Annually 1 billion pounds cost in United

kingdom 10% patient

PATHOPHYSIOLOGY the normal host cell response to infection is a

complex process that localizes and controls bacterial invasions, and initiating the repair of any injured tissues.

Involves Activation of circulating and fixed phagocyte

cells, The generation of pro inflammatory and

inflammatory mediators. Sepsis results when the response to infection

becomes generalized and involves normal tissues from the site of injury or an infection.

SIGNS & SYMPTOMS Fever Warm Painful swollen wound Blood or pus coming from the wound Dizziness Fast heart beat

DIAGNOSTIC TEST Blood tests X-rays C T scan MRI scan Wound culture

TREATMENT Wound cleaning Antibiotics NSAIDS

DISEASE Illness or sickness characterized by specific

signs and symptoms

EPIDEMIOLOGY The 95% of the world wide population

measured in disease.

PATHOPHYSIOLOGY Functional changes in the body that occurs in

the body. A disease would change the conformation of

an enzyme; something would not be spilt or altered in some way then leads to symptoms.

SIGNS & SYMPTOMS Disease may be acute, chronic, malignant or

benign. Acute disease symptoms are nausea,

vomiting and pain. Chronic disease have severe pains, diarrhea,

swelling, breathing troubles etc.

DIAGNOSTIC TEST Different type of diagnostic tests are Blood tests Computed tomography scan X-rays

TREATMENT Life style changes Follow a healthy diet Exercise regularly Manage stress Medicines Surgeries