Anamnesis

Identification: A 28-year-old male patient reports a history of intense and sudden headache following recreational intranasal cocaine use approximately 1 hour ago.

Headache History:

Characteristic: Bilateral, pulsatile pain with moderate to severe intensity (7/10 on the visual analog scale).

Trigger: Recent cocaine use (single dose, unspecified quantity).

Duration: Onset within 1 hour after substance administration, persisting for 4 hours at the time of evaluation.

Associated Symptoms: Mild nausea, without vomiting, photophobia, or phonophobia. Denies visual aura or neurological deficits.

Personal History: Occasional cocaine use (1–2 times/month for 2 years), without previous headache reports or substance use disorder diagnosis. Negative for other comorbidities.

Physical/Neurological Examination: No significant alterations. Blood pressure: 130/85 mmHg.

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