Table 1.

Case reports of PCC/PGL with seizures in children and young adults.

Authors/year	Age (years)	Gender	Presenting symptoms	Initial working diagnosis	Investigations, management, and outcome
Leiba et al. /2003 [18]	20	Male	Generalized seizures and coma	Focal seizures with secondary generalisation	Catecholamines and imaging confirmed the diagnosis of PCC. Had surgery with the resolution of seizures (1-year follow-up)
Wall et al. /2009 [19]	8	Female	Slow-growing cervical mass and progressive epilepsy	Grand mal epilepsy	Surgical resection of mass with histology confirming paraganglioma. Normal urine catecholamine levels. Resolution of epilepsy (13-year follow-up)
Chartan et al. /2011 [20]	4	Male	Headaches and status epilepticus	Not stated	Catecholamines and imaging confirmed diagnosis of PCC, had surgery, and was discharged. No complications or recurrent hypertension
Anderson et al. /2012 [5]	15	Female	Severe headache, vomiting, dizziness, blurred vision, and a tonic-clonic seizure	Not stated	Brain imaging showed haemorrhage, plasma noradrenaline was high, and MRI revealed a right adrenal PCC. Symptoms resolved and blood pressure normalised after resection of the tumour
Jung et al. /2012 [21]	15	Male	Hypertension, cyclic headache, and vomiting for 10 years. Seizure 6 weeks before the surgery	Not stated	Subcortical intracranial haemorrhage in the left frontal area. CT showed 2 masses in the left adrenal gland. Spent 1 day in ICU and discharged 10 days postsurgery with no noticeable complications and events