Acute rheumatic fever, Biology

Assignment Help:

Acute Rheumatic Fever 

Rheumatic  fever is an inflammatory disease that usually follows infection of upper respiratory tract with group A beta hemolytic streptococci. It  is characterised by lesions in the heart, blood vessels, joints and other connective tissues. The body becomes sensitized  to the organism after repeated attacks (and develops an allergic or  automimune response to it). 

Etiology 

The exact cause  is usually not known. It is considered to be a hypersensitivity reaction to beta-hemolytic streptococci (Group A). The Predisposing factors are:  Nursing Care of  children with Cardiovascular and

i)  Age: The incidence peaks between 5  and 15 years of  age and is rare below 3 years.

ii)  Socio-economic status : Common among poor socio-economic; over crowded families with poor dietary background having substandard health practices and low education level. 

iii)  Climate: Temperature, subtropical and  tropical areas,

iv)  Season: High incidence in winter months. 

v)  Genetic predisposition: The disease tends to  run  in families. 

vi)  Previous attack: An attack of  upper respiratory infection carries 5 per cent risk of  rheumcltic fever. Previous history of  rheumatic fever carries 5 per cent risk of recurrence. 

vii)  Sex: Equal in both sexes.  


Related Discussions:- Acute rheumatic fever

Define essentiality of carbon for growth of micro-organism, Define the Esse...

Define the Essentiality of Carbon for the Growth of Microorganisms Carbon is needed for the skeleton of all organic molecules. Microorganisms acquire it either as inorganic car

Male reproductive system of earthworm, Male reproductive system of earthwor...

Male reproductive system of earthworm: Testis : There are two pairs of testis one on eachside of the body in 10th and 11th segments. They produce sperm mother cells. Seminal Ves

How to prevent or overcome this nutritional deficiency, How to prevent or o...

How to prevent or overcome this nutritional deficiency?  A large number of government schemes and programmes have been launched about which we have already studied in the Publi

Explain the community ecology of disease, Explain the Community ecology of ...

Explain the Community ecology of disease? Ebola, hantavirus, bubonic plague, Lyme disease, West Nile virus, rinderpest, and canine distemper virus are all instances of diseases

What are the major natural plant hormones and their effect, What are the ma...

What are the major natural plant hormones and what are their respective effects? The major natural plant hormones and their respective functions are the following- Auxins that

What a cell with a euploid number of chromosomes contains, A cell with a eu...

A cell with a euploid number of chromosomes contains: A.one half of a complete set of chromosomes B.several complete sets of chromosomes C.the correct number of chromosomes D.two c

Plant might be adapted to a hot dry environment, Give three ways in which a...

Give three ways in which a plant might be adapted to a hot dry environment. A plant might be adapted to a hot dry environment by having a decreased leaf area, waxy cuticle to

Integumentary system - nails, NAILS - Cover terminal segment of fing...

NAILS - Cover terminal segment of fingers & toes. Highly vascular dermis under lying the nail is called nail bed . It gives pinkish colour to nail. The small part

How are lipids classified, Regarding solubility, how are lipids classified?...

Regarding solubility, how are lipids classified? Fats and oils are hydrophobic molecules, i.e., they are non polar and insoluble in water. Lipids in general are molecules with

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd