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HYDATIDIFORM MOLE MRS. AYMAN FATIMA
DEFINITION • It is an abnormal condition of the placenta where there are partly degenerative and partly proliferative changes in the young chorionic villi. • It is principally a disease of the chorion.
ETIOLOGY • Teenage pregnancies • Over 35 years of age • Faulty nutrition • Disturbed maternal immune mechanism • Cytogenic abnormality like 45 X • h/o prior hydatidiform mole
CLINICAL FEATURES SYMPTOMS • Vaginal bleeding • Varying degree of lower abdominal pain due to over-distention of uterus, concealed hemorrhage. • Expulsion of grape like vesicles per vaginum. • Constitutional symptoms • Patient becomes sick without any apparent reason • Vomiting of pregnancy becomes excessive. • Breathlessness due to pulmonary embolism of the trophoblastic cells • Thyrotoxic features of tremors or tachycardia
SIGNS • Features suggestive of early month of pregnancy • Patient looks more ill than she is accounted for. • Pallor • Features of pre eclampsia (hypertension, proteinuria and edema).
Vaginal examination • Internal ballotment • Unilateral or bilateral enlargement of ovary • Finding vesicles in vaginal discharge is pathognomonic of hydatidiform mole. • Open cervical os – blood clots or vesicles may be felt.
investigations • Full blood count, ABO and Rh grouping • Hepatic, renal and thyroid function tests • Sonography :- “ SNOW STORM” appearance. • Quantitative estimation of chorionic gonadotrophin- increasing value of serum hCG. • Straight X-ray abdomen - > 16 weeks- negative fetal shadow • CT and MRI – not recommended.
COMPLICATIONS IMMEDIATE:- • Hemorrhage and shock • Sepsis • Perforation of the uterus • Pre-eclampsia • Acute pulmonary insufficiency • Coagulation failure LATE:- • Choriocarcinoma
management PRINCIPLES:- • Supportive therapy to restore the blood loss and to prevent infection. • To evacuate the uterus as soon as the diagnosis is made. • Regular follow up for early detection of persistent trophoblastic disease.
management • Group 1- the mole is in process of expulsion. • Group II – the uterus remains inert.
Management of group I • Start a IV ringer solution • Arrangement is made for blood transfusion. • Suction evacuation is the best. Inj methergine 0.2 mg IM is given.
Management of group ii • Blood should be kept ready • Evacuation of the uterus is to be done as soon as the diagnosis is made. • cervix is favorable – suction evacuation after infusion with oxytocin. It is done under diazepam sedation. • Cervix is tubular and closed – dilatation by laminaria tent followed by suction and evacuation.
Management of group ii • Hysterotomy :- profuse vaginal bleeding • Hysterectomy:- patient over age of 35 • Patients completed the family irrespective of age.
Management of group ii • Prophylactic chemotherapy:- methotrexate • Routine follow up is mandatory for all cases for at least 6 month.