2.1 Infrequent episodic tension-type headache

Identification: Female patient, 32 years old, teacher, presents to the consultation complaining of headaches for approximately 6 months.

History of Present Illness: The patient reports headache episodes with the following characteristics:

Location: Bilateral, in a "band" or "helmet" pattern.

Intensity: Mild to moderate (visual analog scale of 4-6/10).

Quality: Pressure or tightness, non-pulsating.

Frequency: 1 to 2 episodes per month, lasting 2 to 4 hours.

Triggering factors: Work-related stress and sleep deprivation.

Associated symptoms: None (absence of nausea, vomiting, photophobia, or phonophobia).

Relief: Improves with rest and occasional use of paracetamol 500 mg.

The patient denies a history of similar headaches in the past or other types of headaches. There is no report of head trauma, fever, weight loss, or visual changes.

Personal and Family History:

Controlled hypertension with losartan 50 mg/day.

Denies use of other medications or supplements.

Positive family history for tension-type headache (mother).

Physical and Neurological Examination:

General: Well-hydrated, normocolored, without alterations.

Neurological: Pupils are isocoric and reactive to light, cranial nerves intact, muscle strength preserved, normal reflexes, stable gait, no meningeal signs or focal deficits.