Congenital Unilateral Agenesis of the Parotid Gland: A Case Report and Review of the Literature

Table 1

Reported cases of unilateral parotid gland agenesis in the literature ().

Number	Authors	Year	Age	Sex	Site	Combined manifestations	Papilla of Stensen’s duct
1	Kelly et al. [9]	1990	28	m	Right	Sialosis of contralateral parotid gland	Absent
2	Almadori et al. [10]	1997	38	m	Left	Hypertrophy of contralateral parotid gland	Absent
3	Bhide and Warshawsky [11]	1998	16	m	Right	Ipsilateral accessory of parotid tissue	Unknown
4	Sichel et al. [12]	1998	4.5	f	Right	First branchial cleft cyst type II	Unknown
5	Hyang et al. [13]	1999	22	f	Left	Hypertrophy of contralateral parotid gland	Unknown
6	Martínez Subías et al. [14]	2000	21	f	Right	Hypertrophy of contralateral parotid gland	Unknown
7	Daniel et al. [15]	2003	5	m	Right	Hypertrophy of contralateral parotid gland	Unknown
8	Salvinelli et al. [16]	2004	53	m	Right	Ipsilateral angioma of the cheek	Absent
9	Martín-Granizo and García-González [17]	2004	58	m	Right	Hypertrophy of contralateral parotid gland	Absent
10	Karakoc et al. [18]	2005	35	f	Left	Pleomorphic adenoma of contralateral parotid gland	Absent
11	D’Ascanio et al. [8]	2006	53	f	Right	Hypoplasia of the thyroid’s right lobe and homolateral angioma of the cheek	Absent
12	Lee [19]	2010	65	f	Right	Pleomorphic adenoma in the ipsilateral buccal space	Unknown
13	Chen et al. [20]	2011	75	m	Right	Contralateral compensation hypermetabolism of FDG	Unknown
14	Udall and Cho [21]	2011	0.8	m	Right	Metastases from left craniocervical neuroblastoma	Unknown
15	Capaccio et al. [22]	2012	44	m	Right	Recurrent inflammation of accessory parotid tissue	Present
16	Seith et al. [23]	2013	41	m	Left	Pleomorphic adenoma of ipsilateral accessory parotid gland	Absent
17	Sun et al. [24]	2013	15	w	Left	Partial duplication of the mandible facial cleft, accessory parotid gland	Unknown
18	Günbey et al. [25]	2014	45	w	Right	Hypertrophy of contralateral parotid gland	Absent
19			52	w	Left		Absent
20			63	m	Left		Absent
21	Özçelik et al. [7]	2014	0.1	w	Right	Ipsilateral facial cleft, accessory mandible, facial weakness	Absent
22	Present case	2016	30	w	Left	Contralateral cheek lipoma	Absent

m = masculine; f = feminine; FDG = fluorodeoxyglucose.