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

Soil texture and structure, SOIL TEXTURE AND STRUCTURE We have seen that ...

SOIL TEXTURE AND STRUCTURE We have seen that soils are predominantly composed of particles of various sizes derived from the disintegration or decomposition of parent rock materi

Explain the three main cellular components of the blood, A. Describe the th...

A. Describe the three main cellular components of the blood and explain what might cause abnormal numbers of each of these components. B. Explain the importance of immunological

Topic test, In what way do investigations build scientific knowledge?

In what way do investigations build scientific knowledge?

Show very low level of lactase activity, Q. Show Very low level of lactase ...

Q. Show Very low level of lactase activity? Very low level of lactase activity: at very low level of lactase activity all milk products must be eliminated, substitutes of milk

Biology, excretory organs of different animals from protozoa to mammals

excretory organs of different animals from protozoa to mammals

Iodine test, what will happen to a plant kept in dark for 72 hours

what will happen to a plant kept in dark for 72 hours

Precursors for gluconeogenesis, Glycerol can act as a substrate for glucose...

Glycerol can act as a substrate for glucose synthesis by conversion to dihydroxyacetone phosphate and an intermediate in gluconeogenesis.  In  order  for citric  acid  cycle pyruva

Bacteria and archea, Based on the scientific name. Streptococcus agalactia...

Based on the scientific name. Streptococcus agalactiae what morphology would you expect these cells to have?

Misuse of biology, MISUSE OF BIOLOGY - Biological achievements are used...

MISUSE OF BIOLOGY - Biological achievements are used against human race, e.g. 1 .       Bioweapons anitbiotic resistant infective micro-organism are used in wars. e.g., A

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