A 28-year-old woman at 9+2 weeks’ gestation presents with persistent nausea and vomiting for 6 days. She reports vomiting “8–10 times yesterday,” continuous nausea for most of the past 24 hours, and frequent retching episodes. She has managed only minimal sips of water today and slept poorly due to nausea.

She has lost 2.5 kg since booking and has been unable to work for 4 days. She denies abdominal pain, fever, urinary symptoms, diarrhoea, or vaginal bleeding. This is her first pregnancy.

Vitals

HR 112/min, BP 102/62 mmHg, RR 18, SpO₂ 98%.

Examination

Dry mucous membranes, postural drop, soft abdomen, no neurological findings.

Investigations

Urinalysis: 2+ ketones

 U&E: Na 132 mmol/L, K⁺ 3.1 mmol/L

 Blood glucose normal

According to the PUQE-24 scoring system, how should her symptoms be classified?