A 35-year-old female patient presented to the emergency department with a rectal discomfort. She complained of a diffuse abdominal pain radiating to lower back, dyspareunia, dyschezia, and nausea without vomiting since 2 days. There were no urinary complaints, vaginal discharge, or bleeding. Her LMP was before four weeks from the onset of symptoms. She had a past history of bipolar affective disorder, anxiety, hemorrhoids, and poly-substance abuse.
Her physical examination including abdominal, pelvic, and rectal, did not reveal any abnormality. Vitals were stable. Her laboratory investigations including urinalysis, CBC, basic metabolic panel, and vaginal swabs were within normal limit. Urine test for pregnancy (UPT) was ‘weakly positive’ and the serum β-hCG level was 23 mIU/mL. Based on these preliminary investigations, she was diagnosed with early pregnancy and advised a follow-up…