<prompt> Molar pregnancy diagnosis is by-USGCTMRIX-RAY  <response>: Ans. is a i.e., USG Investigations for molar pregnancyo CBC blood groupingo LFT, RFT Thyroid friction testso Sonography - snow storm appearanceis characteristic.o Quantitative estimation of HCG-High litre in urine, diluted upto 1 in 200 to 1 in 500 beyond 100 days of gestation is very much suggestive. Rapidly increasing value of serum HCG 100,000Miu100ml.o Plain X-ray abdomen - if uterine size is more than 16 weeks, a negative fetal shadow is of help,o Straight X-ray chest - for pulmonary embolismo CT MRI - not routinely usedo Histopathologv of the products of conception is definitive. 