Anamnesis

Identification: Sex/Age: Female, 45 years

History: Prolactin-secreting pituitary macroadenoma under treatment with cabergoline for 3 years

Medications: Cabergoline 0.5mg twice a week

Family history: Negative for endocrine diseases

History of Present Illness (HPI): Main symptom: Sudden and explosive headache for 6 hours

Characteristics:

Onset: Abrupt, during light physical activity

Location: Bilateral frontal and retro-orbital

Intensity: 10/10, described as "the worst pain of life"

Associated symptoms:

Nausea and vomiting

Sudden visual loss

Progressive drowsiness

Physical/Neurological Examination: General: Tachycardia (HR 110 bpm), normotensive

Neurological:

Decreased visual acuity (20/200 bilateral)

Bitemporal visual field defect

Complete right oculomotor nerve palsy

Glasgow Coma Scale: 13 (moderate confusion)

Complementary Exams: MRI of the Sella Turcica:

Pituitary macroadenoma of 2.5cm with T1 hyperintense area (blood)

Suprasellar extension with compression of the optic chiasm

Laboratory:

Hypocortisolemia (8am cortisol: 2.1 μg/dL)

Hyponatremia (Na+ 128 mEq/L)

Prolactin: 350 ng/mL (paradoxical increase)

Report this case — e.g. suspected re-identification risk.