Online Access Free SEND Exam Questions
| Exam Code: | SEND |
| Exam Name: | Endocrinology and Diabetes (Specialty Certificate Examination) |
| Certification Provider: | MRCPUK |
| Free Question Number: | 200 |
| Posted: | Oct 16, 2026 |
A 25-year-old woman with type 1 diabetes mellitus presented with light-headedness, nausea, thirst and vomiting of 3 days' duration. She was fully conscious.
On examination, her pulse was 104 beats per minute and her blood pressure was 104/64 mmHg. Urinalysis showed glucose 2+, ketones 3+.
Investigations:
serum sodium150 mmol/L (137-144)
serum potassium5.5 mmol/L (3.5-4.9)
serum chloride105 mmol/L (95-107)
serum urea5.0 mmol/L (2.5-7.0)
serum creatinine90 umol/L (60-110)
random plasma glucose20.0 mmol/L
arterial blood gases, breathing air:
PO212.4 kPa (11.3-12.6)
PCO23.4 kPa (4.7-6.0)
pH7.15 (7.35-7.45)
H+70 nmol/L (35-45)
bicarbonate6 mmol/L (21-29)
What intravenous fluid should be given over the first 30 minutes?
A 48-year-old man presented with an infected ulcer, measuring 2 ? 1 cm, over the right first metatarsal head, with surrounding cellulitis. He had no previous history of diabetes mellitus but had been told by his general practitioner some years previously that his blood glucose was 'borderline'.
On examination, his temperature was 37.4C, his blood pressure was 158/92 mmHg and his body mass index was 31.5 kg/m2 (18-25). His foot pulses were easily palpable but he had a sensory neuropathy.
Investigations:
random plasma glucose16.4 mmol/L
haemoglobin A1c81 mmol/mol (20-42)
What is the most appropriate treatment for his hyperglycaemia?
A 42-year-old woman presented with a 6-month history of tiredness. She also had a history of hypothyroidism, for which she was taking levothyroxine 150 micrograms daily, and a family history of hyperactivity syndrome.
Examination was normal.
Investigations:
serum thyroid-stimulating hormone12.3 mU/L (0.4-5.0)
serum free T418.0 pmol/L (10.0-22.0)
What is the most likely diagnosis?
A 77-year-old woman presented with a 10-week history of facial hirsutism, scalp hair loss and deepening of the voice.
On examination, her body mass index was 32 kg/m2 (18-25). Her blood pressure was 164/94 mmHg. She had coarse terminal hairs on her upper lip and beard areas. Abdominal examination was normal, but she refused examination of her external genitalia.
Investigations:
serum sodium144 mmol/L (137-144) serum potassium3.6 mmol/L (3.5-4.9) serum urea7.7 mmol/L (2.5-7.0) serum creatinine122 umol/L (60-110) fasting plasma glucose6.4 mmol/L (3.0-6.0) serum testosterone17.2 nmol/L (0.5-3.0) serum luteinising hormone2.2 U/L (>30.0)
What is the most appropriate initial investigation?
A 36-year-old woman was seen in the clinic with a recurrence of hyperthyroidism after a 2year remission. She had been treated with carbimazole for 18 months following her original presentation. She was moderately symptomatic and was keen to be treated in the same way again. She was planning a pregnancy.
Investigations: serum prolactin240 mU/L (<360) serum thyroid-stimulating hormone<0.1 mU/L (0.4-5.0) serum free T428.0 pmol/L (10.0-22.0)
anti-thyroid-stimulating hormone receptor antibodies44 U/L (<7)
What is the most appropriate next step in management?