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  2. Cluster headache - Wikipedia

    en.wikipedia.org/wiki/Cluster_headache

    Cluster headache is a neurological disorder characterized by recurrent severe headaches on one side of the head, typically around the eye(s). [1] There is often accompanying eye watering, nasal congestion, or swelling around the eye on the affected side. [1] These symptoms typically last 15 minutes to 3 hours. [2]

  3. Trochleitis - Wikipedia

    en.wikipedia.org/wiki/Trochleitis

    Presentation is usually unilateral with palpable swelling over the affected area supranasal to the eye. The trochlear region is extremely tender to touch. Pain is exacerbated by eye movements looking down and inwards, and especially in supraduction (looking up) and looking outwards, which stretches the superior oblique muscle tendon.

  4. SUNCT syndrome - Wikipedia

    en.wikipedia.org/wiki/SUNCT_syndrome

    Typically, longer attacks are more painful due to psychological effects, and patients often feel agitated before and during the attack. They occur mostly in the orbital, supraorbital , or temporal region, but can also occur in the retro-orbital (behind the orbit of the eye) region, side, top, and back of head, second and third trigeminal ...

  5. Tolosa–Hunt syndrome - Wikipedia

    en.wikipedia.org/wiki/Tolosa–Hunt_syndrome

    Painful ophthalmoplegia Neuro-ophthalmologic examination showing ophthalmoplegia in a patient with Tolosa–Hunt syndrome , prior to treatment. The central image represents forward gaze, and each image around it represents gaze in that direction (for example, in the upper left image, the patient looks up and right; the left eye is unable to ...

  6. Recurrent painful ophthalmoplegic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Recurrent_painful...

    Recurrent painful ophthalmoplegic neuropathy (RPON), previously known as ophthalmoplegic migraine (OM), is a rare neurological disorder that is characterized by repeated headache attacks and reversible ipsilateral paresis of one or more ocular cranial nerves (CN). [1]

  7. Periorbital puffiness - Wikipedia

    en.wikipedia.org/wiki/Periorbital_puffiness

    Periorbital puffiness, also known as puffy eyes, or swelling around the eyes, is the appearance of swelling in the tissues around the eyes, called the orbits. It is almost exclusively caused by fluid buildup around the eyes, or periorbital edema. Minor puffiness usually detectable below the eyes only is often called eye bags.

  8. Occipital neuralgia - Wikipedia

    en.wikipedia.org/wiki/Occipital_neuralgia

    Occipital neuralgia is caused by damage to the occipital nerves, which can arise from trauma (usually concussive or cervical), physical stress on the nerve, repetitive neck contraction, flexion or extension, and/or as a result of medical complications (such as osteochondroma, a benign bone tumour).

  9. Cerebral edema - Wikipedia

    en.wikipedia.org/wiki/Cerebral_edema

    Cerebral edema is excess accumulation of fluid in the intracellular or extracellular spaces of the brain. [1] This typically causes impaired nerve function, increased pressure within the skull, and can eventually lead to direct compression of brain tissue and blood vessels. [1]