Heart Failuer

it is one of the biggest lesson in medicine and very important and not freeqy as all the student thought
Now let talk about heart failuer (HF)
definition :-  
inability of the heart to meet the demand of the the body , it can be structural or functional cardiac disorderes
Eatiology :-  
it depend on the problems of the venricles : it can be
1- left ventricular failuer
2-Right ventricular failue
types of HF :-
1- acute versus chronic HF
2- left versus right HF
3- forward versus backward HF
4-systolic versus diastolic HF
5- low output versus high output
we shall talk about HF on other studies