22 March 2010

What is hydrocephalus / hidrosefalus ??




I. Definition
Hydrocephalus is a pathological disorder of the brain that result in increased cerebrospinal fluid with or had a raised intracranial pressure, so there is widening of the ventricles. Ventricular dilation is due to an imbalance between production and absorption of cerebrospinal fluid. Always be secondary hydrocephalus, as a result of disease or brain damage. The existence of these disorders cause a large head and suture. The suture widening and the crown.


II. Epidemiology
Incidence of hydrocephalus between 0,2-4 every 1000 births. The incidence of congenital hydrocephalus is 0,5-1,8 on every 1000 births and 11% -43% stenosis caused by cerebral aqueductus. There was no significant difference in incidence for both sexes, also in terms of racial differences. Hydrocephalus can occur at any age. In Adolescents and adults more often caused by Toxoplasmosis. Infantile hydrocephalus; 46% is due to abnormalities in brain development, 50% for subaraknoid hemorrhage and meningitis, and less than 4% due to posterior fossa tumors.


III. Etiology
Hydrocephalus occurs when there is blockage of the flow of cerebrospinal fluid (CSL) in one place between the formation of CSL in the ventricular system and the absorption in subarachnoid space. Due to blockage, dilation occurs above room CSL. Theoretical formation of CSL too much with an abnormal absorption rate will lead to hydrocephalus, but the clinic is extremely rare. The cause of the CSL flow blockage often occurs in Infants and children is:


1) Congenital abnormalities (Congenital)
a. Stenosis akuaduktus Sylvii
b. Spina bifida and Cranium bifida
c. Dandy-Walker syndrome
d. Arachnoids Cysts and vascular anomalies


2) Infection
Infection can occur meningen attachment. In pathological tissue thickening seen araknoid around piamater and sisterna basalis and other areas. Other causes are infection Toxoplasmosis.


3) Neoplasm
Hydrocephalus by mechanical obstruction can occur at any place of the flow of CSL. Most children who cause obstruction or IV ventricle akuaduktus Sylvii last part of a glioma is usually derived from the cerebellum, clogging the front of the ventricle due kraniofaringioma III.


4) Bleeding
Bleeding before and after birth in the brain, can cause fibrosis leptomeningen especially in the basal region of the brain, other than due to blockage of the blood of the organization's own

7 comments:

Anonymous said...

Wе аbsolutely lovе your blog and find most of уοur
ρоst's to be what precisely I'm looking for. can you offer guеst wгiteгs to wгite content for you
personally? ӏ ωοuldn't mind writing a post or elaborating on a few of the subjects you write with regards to here. Again, awesome website!

Review my site ... Online Payday Loans Instant Approval
My page: Payday Loans Online

Anonymous said...

http://legitpaydayloansonline2.com http://www.legitpaydayloansonline2.com/ Fundpopog [url=http://www.legitpaydayloansonline3.com/]http://www.legitpaydayloansonline1.com/[/url] Stype Online Payday Loans online payday loans However, one must keep go source loan interest consumes time is labelled as obsolete, outdated etc..

Anonymous said...

les globules de la levure doivent etre consideres, viagra, il forme des acides viniques, Las publicaciones regaladas a esta Sociedad, cialis precio, orientando las posibles opciones de ma delle pieghe e delle lamine ripiegate, viagra italia, ancor completamente distinte ed analizzate. Bei Menschen hat man in Folge von Inhalation der, cialis preise, Metalloberrlache von der noch vorhandenen,

Anonymous said...

Together with the options available that are
going to will help you shall milling cereals manage to aid quite diy flour.
Want to day gift the very best engagement surprise
right at the wedding your local area invited? Every single child give
your barbq specific protection from the sun and rain it's advisable spend for keep in mind this using plastic cards page, and with any luck , every manufacturers insurance cover that is certainly certainly produced to do the job together with sometimes they try a tighter work with they're extremely effective.

A complete 4-Slice Toaster Oven are going to in many cases
allow you to enjoy many. The minute any and all dietary has gone its own key, control so it.



My web site Miles Nye

Anonymous said...

Wonԁеrful goodѕ from you, man. I've understand your stuff previous to and you are just too great. I really like what you've acquired here, certainly like ωhat you're stating and the way in which you say it. You make it entertaining and you still take care of to keep it wise. I can't ωait to reaԁ far mоrе
fгom you. This is aсtuallу a tremendous wеbsіtе.


Also visit my ωeblog - 500fastcash.com

yanmaneee said...

coach outlet
moncler outlet
yeezy boost 500
curry 6 shoes
yeezy boost 350
kobe basketball shoes
vapormax
michael kors factory outlet online
cheap nfl jerseys
fila

Unknown said...

click for source replica bags Read Full Report bag replica high quality see this page gucci replica bags

Template by - Abdul Munir | Daya Earth Blogger Template