<prompt> All have chances of DVT except -Hip fracture restingYoung 25yrs ageDecreased protein C SFactor V defect  <response>: Ans. is b i.e., Young 25 yrs. Risk factors for DVT -o Advanced Age Major abdominal.orthopedic surgerymajor trauma Prolonged immobilisation 3 days HRT and OCP use Pregnancy and puerperium Malignancy ObesityDiabetesCHFShock Nephrotic syndrome Varicose veins Antiphospholipid antibody syndrome Myeloproliferative disease Tobacco Smoking 