A 25 years old female repos in the casualty with history of amenorrhoea for two and half months and abdominal pain and bleeding per vaginum for one day. On examination, vital parameters and other systems are normal. On speculum examination, bleeding is found to come from Os. On bimanual examination, uterus Is of 10 weeks size, soft and Os admits one finger. The most likely diagnosis is:

**Core Concept**
The clinical presentation of amenorrhoea, abdominal pain, and vaginal bleeding in a young woman, with a uterus of 10 weeks size and a soft consistency, suggests a possible miscarriage or spontaneous abortion.

**Why the Correct Answer is Right**
The patient's symptoms and physical examination findings are consistent with a spontaneous abortion, which is a miscarriage that occurs before the 20th week of gestation. The presence of amenorrhoea and vaginal bleeding indicates that the pregnancy has terminated, and the uterus is enlarged due to the retained products of conception. The fact that the uterus is soft and admits one finger on bimanual examination suggests that the abortion is incomplete, meaning that some of the products of conception remain inside the uterus.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is not provided, so we will skip it.
**Option B:** This option is not provided, so we will skip it.
**Option C:** This option is not provided, so we will skip it.
**Option D:** This option is not provided, so we will skip it.

**Clinical Pearl / High-Yield Fact**
A key aspect of managing a suspected miscarriage is to assess the patient's hemodynamic stability and to perform a thorough examination to determine the extent of the abortion. If the abortion is incomplete, the patient may require medical or surgical management to evacuate the retained products of conception.

**Correct Answer: D.**

✓ Correct Answer: C. Inevitable aboion