diagnosed using tool in guideline Abnormal Nervous System Physiology Patient Symptom Report Pain Cluster Headache Migraine, Neuralgic Acute Severe Headache SCDO:0001288 http://purl.bioontology.org/ontology/MESH/D003027 Sufficient Cluster Headaches MESH:D003027 A primary headache disorder that is characterized by severe, strictly unilateral pain which is orbital, supraorbital, temporal or in any combination of these sites, lasting 15-180 min. occurring 1 to 8 times a day. The attacks are associated with one or more of the following, all of which are ipsilateral: conjunctival injection, lacrimation, nasal congestion, rhinorrhea, facial sweating, eyelid edema, and miosis. Acute Phenotype A Parental Guide to Managing Sickle Cell Disease Standards for Clinical Care of Adults with Sickle Cell Disease in the UK Sickle Cell Disease: The Clinical Care Guidelines of the Sickle Cell Unit Consensus Statement on the Care of Patients with Sickle Cell Disease in Canada Evidence-Based Management of Sickle Cell Disease