REFERENCES
1. Sadler TW. Langman’s Medical Embryology . Wolters Kluwer, 2015.
2. Hsieh YY, Hsueh S, Hsueh C, et al. Pathological analysis of
congenital cervical cysts in children: 20 years of experience at Chang
Gung Memorial Hospital. Chang Gung Med J. 2003;26:107-113.
3. Ishida T, Kotani H, Miyao M, et al. Ectopic cervical thymus
associated with infant death: 2 case reports and literature review.Int J Pediatr
Otorhinolaryngol . 2013;77:1609-1612.
4. Billings KR, Rollins NK, Timmons C, et al. Infected neonatal cervical
thymic cyst. Otolaryngol Head Neck Surg. 2000;123:651-654.
5. Hsu BS, Heatley DG and Wilhelm M. Large cervicothoracic thymic cyst
causing prominent airway deviation in a 3-day-old neonate. WMJ.2011;110:185-187.
6. Komura M, Kanamori Y, Sugiyama M, et al. A pediatric case of
life-threatening airway obstruction caused by a cervicomediastinal
thymic cyst. Pediatr Radiol. 2010;40:1569-1571.
7. Pai I, Hegde V, Wilson PO, et al. Ectopic thymus presenting as a
subglottic mass: diagnostic and management dilemmas. Int J Pediatr
Otorhinolaryngol . 2005;69:573-576.
8. Schramm JC, Perry DA and Sewell RK. Retropharyngeal thymus and
parathyroid gland: a case report. Int J Pediatr Otorhinolaryngol .
2014;78:163-165.
9. Statham MM, Mehta D and Willging JP. Cervical thymic remnants in
children. Int J Pediatr Otorhinolaryngol . 2008;72:1807-1813.
10. Chu WC and Metreweli C. Ectopic thymic tissue in the paediatric age
group. Acta Radiol. 2002;43:144-146.
11. Fitoz S, Atasoy C, Turkoz E, et al. Sonographic findings in ectopic
cervical thymus in an infant. J Clin Ultrasound. 2001;29:523-526.
12. Han BK, Yoon HK and Suh YL. Thymic ultrasound. II. Diagnosis of
aberrant cervical thymus. Pediatr Radiol. 2001;31:480-487.
13. Tanrivermis Sayit A, Elmali M, Hashimov J, et al. Bilateral ectopic
cervical thymus presenting as a neck mass: Ultrasound and magnetic
resonance imaging. Pediatr Int. 2016;58:943-945.
14. Chowhan AK, Kinnera VS, Yootla M, et al. Cervical ectopic thymus
masquerading as metastatic thyroid papillary carcinoma. Malays J
Pathol. 2010;32:65-68.
15. Mizia-Malarz A, Sobol G, Maldyk J, et al. Cervical ectopic thymus in
a 9-month-old girl: diagnostic difficulties. J Pediatr Hematol
Oncol. 2009;31:599-601.
16. Tunkel DE, Erozan YS and Weir EG. Ectopic cervical thymic tissue:
diagnosis by fine needle aspiration. Arch Pathol Lab Med.2001;125:278-281.
17. Cigliano B, Baltogiannis N, De Marco M, et al. Cervical thymic
cysts. Pediatr Surg Int. 2007;23:1219-1225.
18. Khariwala SS, Nicollas R, Triglia JM, et al. Cervical presentations
of thymic anomalies in children. Int J Pediatr Otorhinolaryngol .
2004;68:909-914.
19. Ahsan F, Allison R and White J. Ectopic cervical thymus: case report
and review of pathogenesis and management. J Laryngol Otol.2010;124:694-697.
20. Al-Salem AH. An unusual cervical swelling in a child. Saudi
Med J. 2001;22:917-919.
21. Amanatidou V, Mavrokosta M, Kourtesis A, et al. Cervicomediastinal
thymic cyst–report of a case. Thorac Cardiovasc Surg.2008;56:177-178.
22. Berenos-Riley L, Manni JJ, Coronel C, et al. Thymic cyst in the
neck. Acta Otolaryngol. 2005;125:108-112.
23. Bernig T, Weigel S, Mukodzi S, et al. Ectopic cervical thymus in a
12-year-old boy: a case report. Pediatr Hematol Oncol.2000;17:713-717.
24. Betti M, Hoseini NH, Martin A, et al. Cervical thymic cyst in
childhood: a case report. Fetal Pediatr Pathol. 2015;34:65-69.
25. Bhople KS, Joshi AR, Patil SP, et al. Cervical thymic cyst: a case
report. Indian J Pathol Microbiol. 2007;50:585-587.
26. Bothale KA, Mahore SD, Karmarkar P, et al. IMAGES: Ectopic thymic
cyst: a rare case report. Indian J Pathol Microbiol.2015;58:118-119.
27. Cacciaguerra S, Rizzo L, Tranchina MG, et al. Ultrasound features of
ectopic cervical thymus in a child. Pediatr Surg Int.1998;13:597-599.
28. Cioffi U, De Simone M, Nosotti M, et al. Horseshoe shaped ectopic
cervical thymus extending into the anterior mediastinum. Eur J
Surg. 2000;166:508-510.
29. Clark JJ and Johnson SM. Solid cervical ectopic thymus in an infant.J Pediatr Surg. 2009;44:e19-21.
30. Dano I, Dangoor E, Eliasher R, et al. Thymic cyst mimicking a
branchial cleft cyst. J Otolaryngol. 1998;27:236-237.
31. De Caluwe D, Ahmed M and Puri P. Cervical thymic cysts.Pediatr Surg Int. 2002;18:477-479.
32. Delbrouck C, Choufani G, Fernandez Aguilar S, et al. Cervical thymic
cyst: a case report. Am J Otolaryngol. 2002;23:256-261.
33. Englender M, Kfir E and Ben-Dor D. Cervical thymic cyst: unusual age
and site. Isr Med Assoc J. 2009;11:191-192.
34. Felgentreff K, Schupp W, Otten JE, et al. Inspiratory stridor and
dysphagia in two newborn infants caused by ectopic thymus tissue.Eur J Pediatr. 2009;168:1141-1145.
35. Gayatri P, Sanjay D, Ajay N, et al. Mixed multilocular ectopic
thymic cyst with parathyroid element presenting as neck mass. Ann
Acad Med Singapore. 2012;41:271-272.
36. Hadi U, Shreif J, Soubra M, et al. Valsalva-induced cervical thymic
cyst. Otolaryngol Head Neck Surg. 1997;117:S70-72.
37. He Y, Zhang ZY, Zhu HG, et al. Infant ectopic cervical thymus in
submandibular region. Int J Oral Maxillofac Surg.2008;37:186-189.
38. Herman TE and Siegel MJ. Cervical ectopic thymus. J
Perinatol. 2009;29:173-174.
39. Hwang TZ, Lin YJ and Tsai ST. Fourth branchial cyst presenting with
neonatal respiratory distress. Ann Otol Rhinol Laryngol.2000;109:431-434.
40. Iftikhar H and Akhtar S. Ectopic cervical thymic cyst in a seven
year old: a diagnostic challenge. J Pak Med Assoc.2018;68:797-800.
41. Kacker A, April M, Markentel CB, et al. Ectopic thymus presenting as
a solid submandibular neck mass in an infant: case report and review of
literature. Int J Pediatr Otorhinolaryngol . 1999;49:241-245.
42. Kaufman MR, Smith S, Rothschild MA, et al. Thymopharyngeal duct
cyst: an unusual variant of cervical thymic anomalies. Arch
Otolaryngol Head Neck Surg. 2001;127:1357-1360.
43. Kini V, Ismail A, Aref E, et al. Ectopic Thymus: A Rare Cause of
Cervical Mass in the Neonate. Pol J Radiol. 2005;70:93-95.
44. Kotani H, Ishida T, Miyao M, et al. Ectopic cervical thymus: a
clinicopathological study of consecutive, unselected infant autopsies.Int J Pediatr Otorhinolaryngol . 2014;78:1917-1922.
45. Liu D, Kitajima M, Awai K, et al. Ectopic cervical thymus in an
infant. Radiat Med. 2006;24:452-455.
46. Loney DA and Bauman NM. Ectopic cervical thymic masses in infants: a
case report and review of the literature. Int J Pediatr
Otorhinolaryngol . 1998;43:77-84.
47. Matsubayashi T, Shimizu SI, Kitazawa H, et al. Rebound enlargement
of an ectopic cervical thymus mimicking relapse of lymphoblastic
lymphoma. Int J Hematol. 2011;93:689-690.
48. McLean G, DeSilva A, Bergman P, et al. Solid ectopic cervical thymus
in neonates with thyroid agenesis. J Ultrasound Med.2012;31:1281-1283.
49. Meyer E, Mulwafu W, Fagan JJ, et al. Ectopic thymic tissue
presenting as a neck mass in children: a report of 3 cases. Ear
Nose Throat J. 2010;89:228-231.
50. Mihora LD, Jatla KK and Enzenauer RW. Homer syndrome due to ectopic
cervical thymus. J Pediatr Ophthalmol Strabismus. 2006;43:46-48.
51. Millman B, Pransky S, Castillo J, 3rd, et al. Cervical thymic
anomalies. Int J Pediatr Otorhinolaryngol . 1999;47:29-39.
52. Nasseri F and Eftekhari F. Ectopic thymus presenting as a right-side
cervical mass in an infant. Pediatr Radiol. 2009;39:90.
53. Nawaz A, Jacobsz A and Al-Salem A. Ectopic thymus presenting as a
neck swelling in a newborn. Ann Saudi Med. 1998;18:192-193.
54. Nolder AR, Agarwal A, Howard E, et al. Ectopic thymus presenting as
a retropharyngeal mass: surgical approach. Ear Nose Throat J.2013;92:41-43.
55. Ozbey H, Ratschek M and Hollwarth M. Cervicomediastinal thymic cyst:
report of a case. Surg Today. 2005;35:1070-1072.
56. Ozel A, Akdur PO, Celebi I, et al. Ectopic cervical thymus as a rare
cause of pediatric neck mass: the role of ultrasound and MRI in the
diagnosis. Case report. Med Ultrason. 2015;17:248-251.
57. Ozturk H, Karnak I, Deveci S, et al. Multilocular cervical thymic
cyst: an unusual neck mass in children. Int J Pediatr
Otorhinolaryngol . 2001;61:249-252.
58. Park JJ, Kim JW, Kim JP, et al. Two cases of ectopic cervical
thymus: case reports and a review of the literature. Auris Nasus
Larynx. 2006;33:101-105.
59. Perez-Boscollo AC, Carvalho LC, Capuci HH, et al. Thymus cyst: an
option in the differential diagnosis of cervical-mediastinal tumors.Braz J Otorhinolaryngol. 2010;76:538.
60. Prabhakar G, Santhosh AN, Manjunath SS, et al. Cervical thymic cyst:
a case report. Indian J Otolaryngol Head Neck Surg.2013;65:171-173.
61. Prasad KK, Gupta RK, Jain M, et al. Cervical thymic cyst: report of
a case and review of the literature. Indian J Pathol Microbiol.2001;44:483-485.
62. Prasad TR, Chui CH, Ong CL, et al. Cervical ectopic thymus in an
infant. Singapore Med J. 2006;47:68-70.
63. Saggese D, Ceroni Compadretti G and Cartaroni C. Cervical ectopic
thymus: a case report and review of the literature. Int J Pediatr
Otorhinolaryngol . 2002;66:77-80.
64. Sanei MH, Berjis N and Mesbah A. Cervical thymic cyst, a case report
and review of the literature. J Res Med Sci. 2006;11:339-342.
65. Schloegel LJ and Gottschall JA. Ectopic cervical thymus: is empiric
surgical excision necessary? Int J Pediatr Otorhinolaryngol .
2009;73:475-479.
66. Shenoy V, Kamath MP, Hegde MC, et al. Cervical thymic cyst: a rare
differential diagnosis in lateral neck swelling. Case Rep
Otolaryngol. 2013;2013:350502.
67. Srivalli M, Qaiyum HA, Srinivas Moorthy PN, et al. A case report of
cervical thymic cyst and review of literature. Indian J
Otolaryngol Head Neck Surg. 2011;63:93-95.
68. Sturm-O’Brien AK, Salazar JD, Byrd RH, et al. Cervical thymic
anomalies–the Texas Children’s Hospital experience.Laryngoscope 2009;119:1988-1993.
69. Tandon A, Tandon R, Chandrashekhar M, et al. Cervical ectopic thymic
cyst: a rare preoperative diagnosis. BMJ Case Rep. 2011;2011.
70. Thomas T, Sdrulla D and Jeyakumar A. Radiology quiz case 2. Ectopic
thymus. Arch Otolaryngol Head Neck Surg. 2011;137:195-197.
71. Unal E, Duzkalir HG, Kurt-Guney S, et al. Aberrant cervical thymus
and the role of ultrasonography: A case report. Turk J Pediatr.2016;58:230-231.
72. Utano K, Omoto K, Koibuchi H, et al. Case of right-neck tumor that
appears to be ectopic thymus. J Med Ultrason (2001).2009;36:145-148.
73. Visvanathan V, Wynne DM and Clement W. Radiology quiz case 3.
Cervicomediastinal thymic cyst. Arch Otolaryngol Head Neck Surg.2011;137:719-722.
74. Wang J, Fu H, Yang H, et al. Clinical management of cervical ectopic
thymus in children. J Pediatr Surg. 2011;46:33-36.
75. Zhaoqiang Z, Qingbin Z, Lei C, et al. Infant ectopic cervical thymus
one case report: diagnostic and management difficulties. J
Craniomaxillofac Surg. 2012;40:701-705.
76. Zielke AM, Swischuk LE and Hernandez JA. Ectopic cervical thymic
tissue: can imaging obviate biopsy and surgical removal? Pediatr
Radiol. 2007;37:1174-1177.
77. Hendrickson M, Azarow K, Ein S, et al. Congenital thymic cysts in
children—Mostly misdiagnosed. J Pediatr Surg. 1998;33:821-825.
78. Weissferdt A and Moran CA. The spectrum of ectopic thymomas.Virchows Arch. 2016;469:245-254.
79. Bieger RC and McAdams AJ. Thymic cysts. Arch Pathol.1966;82:535-541.
80. Wells WJ, Parkman R, Smogorzewska E, et al. Neonatal thymectomy:
does it affect immune function? J Thorac Cardiovasc
Surg. 1998;115:1041-1046.
81. Dooley J and Liston A. Molecular control over thymic involution:
from cytokines and microRNA to aging and adipose tissue. Eur J
Immunol. 2012;42:1073-1079.
82. Pirkey WP. Epithelioma of undescended thymus in a child. AMA
Arch Otolaryngol. 1954;59:237-240.
83. Lewis MR. Persistence of the thymus in the cervical area. J
Pediatr. 1962;61:887-893.