Prof Patrick Sheahan, Consultant Otolaryngologist - Head & Neck Surgeon

List of Publications


1.   Use of intraoperative neural monitoring for prognostication of recovery of vocal mobility and reduction of permanent vocal paralysis after thyroidectomy

Thong G, Brophy C, Sheahan P

Head Neck 2020 Aug 30(epub ahead of print)

2.   Impact of 3 mm margin on risk of recurrence and survival in oral cancer

Brinkman D, Callanan D, O’Shea R, Jawad H, Feeley L, Sheahan P

Oral Oncol 2020 July 10 (epub ahead of print)

3.   The role of tumour morphology in assigning HPV status in oropharyngeal squamous cell carcinoma

Molony P, Werner R, Martin C, Callanan D, Nauta I, Heideman D, Sheahan P, Heffron C, Feeley L

Oral Oncol 2020 April 10 (epub ahead of print)

4.   Tumour cell anaplasia and multinucleation as prognosticators in oropharyngeal squamous cell carcinoma

Molony P, Werner R, Martin C, Callanan D, Sheahan P, Heffron C, Feeley L

Head Neck Pathol 2019 Sept 24 (epub ahead of print)

5.   Utility of CT and MRI in assessment of mandibular involvement in oral cavity cancer.

Nae A, O’Leary G, Feeley L, Fives C, Fitzgerald B, Chiriac E, Sheahan P

World J Otorhinolaryngol Head Neck Surg 2019; 5(2):71-5

6.   Perioperative magnesium levels in total thyroidectomy and relationship to hypocalcaemia

Brophy C, Woods R, Murphy MS, Sheahan P

Head Neck 2019: 41(6);1713-8

7.   Outcomes of transoral laser microsurgery for oropharyngeal squamous cell carcinoma in Ireland and review of the literature on transoral approaches.

Woods RSR, Geyer L, Ionescu A, Callanan D, Sheahan P

Ir J Med Sci2018:188(2);397-403

8.   Aetiological profile and treatment outcomes of epistaxis at a major teaching hospital, a review of 721 cases

Carey B, Sheahan P

Ir J Med Sci2018:187(3);761-6

9.   Impact of positive margins on outcomes of oropharyngeal squamous cell carcinoma according to p16 status.

Molony P, Kharytaniuk N, Boyle S, Woods RSR, O’Leary G, Werner R, Heffron C, Feeley L, Sheahan P

Head Neck2017; 39(8):1680-8

10.Sonographic differences between conventional and follicular variant papillary thyroid carcinoma

Hughes NM, Nae A, Barry J, Fitzgerald B, Feeley L, Sheahan P

Eur Arch Otorhinolaryngol2017;274(7):2907-13

11.Impact of lymphocytic thyroiditis on incidence of pathological incidental thyroid carcinoma

Farrell E, Heffron C, Murphy M, O’Leary G, Sheahan P

Head Neck2017;39(1):122-7

12.Variation in treatment and outcome in the early stage oral cavity squamous cell carcinoma

Gogarty DS, Lennon P, Deady S, O’Sullivan BJ, McArdle O, Leader M, Sheahan P, O’Neill JP

Eur Arch Otorhinolaryngol2017;274(2):953-60

13.Incidence of intraglandular lymph nodes within submandibular gland and involvement by floor of mouth cancer

Fives C, Feeley L, Sadadcharam M, O’Leary G, Sheahan P

Eur Arch Otorhinolaryngol2017;274(1):461-6

14.Impact of mandibular invasion on prognosis in oral squamous cell carcinoma ≤4cm in size

Fives C, Nae A, Roche P, O’Leary G, Fitzgerald B, Feeley L, Sheahan P


15.Pattern of invasion and lymphovascular invasion in squamous cell carcinoma of floor of mouth: An interobserver variability study

Beggan C, Fives C, O’Leary G, Sheahan P, Heffron CC, Feeley L


16.Association of extracapsular spread with survival according to human papillomavirus status in oropharynx squamous cell carcinoma and carcinoma of unknown primary site

Kharytaniuk N, Molony P, Boyle S, O’Leary G, Werner R, Heffron C, Feeley L, Sheahan P

JAMA Otolaryngol Head Neck Surg 2016;142(7):683-90

17.Critical airway compromise due to a massive vagal schwannoma

McDermott AM, Sadadcharam M, Manning BJ, Sheahan P

Ir Med J 2016;109(5):408

18.Thyroid thyrothymic extension: an anatomic study in a surgical series

Sheahan P, O’Duffy F

Head Neck Dec 2016;38(5):732-5

19.Impact of postoperative magnesium levels on early hypocalcaemia and permanent hypoparathyroidism after thyroidectomy

Garrahy A, Murphy MS, Sheahan P

Head Neck 2016;38(4):613-9

20.Importance of lymphovascular invasion and invasive front on survival in floor of mouth cancer

Fives C, Feeley L, O’Leary G, Sheahan P

Head Neck 2016;38 Suppl 1:E1528-34

21.Sphenopalatine artery ligation for epistaxis: Factors influencing outcome and impact of timing of surgery

McDermott AM, O’Cathain E, Carey BW, O’Sullivan P, Sheahan P

Otolaryngol Head Neck Surg 2016;154(3):547-52

22.Conceiving a national head and neck cancer screening program

Gogarty DS, Shuman A, O’Sullivan EM, Sheahan P, Kinsella J, Timon C, O’Neill JP

J Laryngol Otol 2016;130(1):8-14

23.Impact of microcalcifications on risk of malignancy in thyroid nodules with indeterminate or benign cytology

Brophy C, Stewart J, O’Donovan N, McCarthy J, Murphy M, Sheahan P

Otolaryngol Head Neck Surg 2016;154(1):46-51

24.Outcome of subclassification indeterminate (THY-3) cytology into THY-3a and THY-3f

Brophy C, Mehanna R, McCarthy J, Tuthill A, Murphy MS, Sheahan P

Eur Thyroid J2015;4(4):246-51

25.Changing paradigms for Oropharynx cancer: Swinging of pendulum back towards surgery

Sheahan P

Ir Med J2015;108(7):197-8

26.Oncological outcomes of total laryngectomy: Impact of margins and preoperative tracheostomy

Basheeth N, O’Leary G, Sheahan P

Head Neck,2015;37(6):862-9

27.Effect of endotracheal tube size on vocal outcomes post thyroidectomy: a randomized clinical trial

Mehanna R, Hennessy A, Mannion S, O’Leary G, Sheahan P

JAMA Otolaryngol Head Neck Surg 2015;141(8):690-5

28.A case report demonstrating how the clinical presentation of the diffuse sclerosing variant of papillary thyroid carcinoma can mimic benign Reidel’s thyroiditis

Walsh J, Griffin TP, Ryan CB, Fitzgibbon J,. Sheahan P, Murphy MS

Case Rep Endocrinol 2015;2015:686085

29.Impact of current smoking and alcohol consumption on gastrostomy duration in patients with head and neck cancer undergoing definitive chemoradiotherapy.

O’Shea R, Tuckett J, Byrne H, O’Leary G, Sheahan P

JAMA Otolaryngol Head Neck Surg 2015;141(5):463-9

30.Oncological and functional outcomes of transoral surgery for the treatment of oropharyngeal cancer.

Chauhan P, Byrne H, Taylor E, Sheahan P

Ir J Med Sc2015;184(4):825-30

31.Impact of extent of parotid resection on postoperative wound complications: A prospective study

Tuckett J, Glynn R, Sheahan P

Head Neck, 2015;37(1):64-8

32.Follicular variant of papillary thyroid carcinoma.  Differences from conventional disease in cytologic findings and high-risk features

Sheahan P,Mohamed M, Ryan C, Feeley L, Fitzgerald B, McCarthy J, Tuthill A, Murphy MS

JAMA Otolaryngol Head Neck Surg2014;140(12):1117-23

33.The thyroid tubercle of Zuckerkandl is consistently more present and larger on the right: A prospective series

Mehanna R, Murphy MS, Sheahan P

Eur Thyroid J, 2014;3(1):38-42

34.Management of advanced laryngeal cancer

Sheahan P

Ramban Maimonides Med J 2014;5(2):e0015

35.Vitamin D and risk of postoperative hypocalcemia after total thyroidectomy

Griffin TP, Murphy MS, Sheahan P

JAMA Otolaryngol Head Neck Surg, 2014;140(4):346-51

36.Transcervical approach for removal of benign parapharyngeal space tumours

Sheahan P

Operative Techniques in Otolaryngology Head and Neck Surgery, 2014;25(3):227-33

37.Hypocalcaemia after total laryngectomy: incidence and risk factors

Basheeth N, O’Cathain E, O’Leary G, Sheahan P

Laryngoscope, 2014;124(5):1128-33

38.Combined percutaneous ultrasound and fluoroscopic recanalization of Stensen’s duct

Basheeth N, Sheahan P, Murphy M


39.Is systematic identification of all 4 parathyroid glands necessary during total thyroidectomy?  A prospective study

Sheahan P, Murphy MS


40.Pharyngocutaneous fistula after salvage laryngectomy: Impact of interval between radiotherapy and surgery and bilateral neck dissection

Basheeth N, O’Leary G, Sheahan P

Head Neck, 2014; 36(4):580-4

41.Elective neck dissection for no neck during salvage total laryngectomy: findings, complications and oncological outcome

Basheeth N, O’Leary G, Sheahan P

JAMA Otolaryngol Head Neck Surg, 2013:139(8); 790-6

42.False negatives in thyroid cytology: impact of large nodule size and follicular variant of papillary carcinoma

Mehanna R, Murphy M, McCarthy J, O’Leary G, Tuthill A, Murphy M, Sheahan P


43.Eosinophil recruitment to nasal nerves after allergen challenge in allergic rhinitis

Thornton MA, Akasheh N, Walsh MT, Moloney M, Sheahan PO, Smyth CM, Walsh RM, Morgan RM, Curran DR, Walsh MT, Gleich CJ, Costello RW

Clinical Immunology, 2013;147(1):50-7

44.Risk factors for recurrent laryngeal nerve neuropraxia postthyroidectomy

Sheahan P, O’Connor A, Murphy MS
Otolaryngol Head and Neck Surg, 2012;146(6):900-5

45.Comparison of incidence of post-operative seroma between flapless and conventional techniques for thyroidectomy: a case-control study

Sheahan P, O’Connor A, Murphy MS

Clinical Otolarynogology and Allied Sciences, 2012;37(2):130-5

46.Diagnosis of submandibular gland tumours: A comparison of CT and ultrasound

Uzomefuna V, Ohakim A, Pennycooke K, Sheahan P

Revue de Laryngologie Otologie Rhinologie / European review of ENT 2012;133(4-5):201-5

47.Thyroid tubercle of Zuckerkandl: importance in thyroid surgery

Sheahan P, Murphy MS

Laryngoscope, 2011;121(11):2335-7

48.Cervical surgical emphysema following routine tonsillectomy

Al Omari B, Sadadcharam M, Sheahan P

Revue de Laryngologie Otologie Rhinologie / European review of ENT 2011;132(4-5):241-3

49.Prospective double-blind randomized control trial comparing 75% versus 95% silver nitrate cauterization in the management of idiopathic childhood epistaxis

Glynn F, Amin M, Sheahan P, McShane D

International Journal of Pediatric Otorhinolaryngology, 2011;75(1):81-4

50.A case of head and neck cancer metastasizing to axillary lymph nodes

Wormald R, Sheahan P, Timon C

Ear Nose Throat Journal, 2010;89(8):E24-6

51.Local IgE production in non-atopic nasal polyposis

Sheahan P, Ahn C, Harvey RJ, Wise SK, Mulligan RM, Lathers DM, Schlosser RJ

Journal of Otolaryngology Head and Neck Surgery, 2010;39(1):45-51

52.Inferior turbinate pedicle flap for endoscopic skull base defect repair

Harvey RJ, Sheahan PO, Schlosser RJ

American Journal of Rhinology and Allergy, 2009;23(5), 522-6

53.Surgical Management of Benign Sinonasal Masses

Harvey R, Sheahan P, Schlosser R

Otolaryngology Clinics of North America¸ 2009;42(2):353-75

54.Combined image guidance and intraoperative computed tomography in facilitating endoscopic orientation within and around the paranasal sinuses

Wise SK, Harvey RJ, Goddard JC Sheahan PO, Schlosser RJ

American Journal of Rhinology, 2008;22(6):635-41

55.Hemithyroidectomy for benign thyroid disease; Who needs follow-up for hypothyroidism?

Wormald R, Sheahan P, Rowley S, Rizkalla H, Toner M, Timon C

Clinical Otolaryngology and Allied Sciences, 2008;33(6):587-91

56.Penetrating air gun wound in the neck

Young O, Watters K, Sheahan P, Hughes J

Auris Nasus Larynx, 2008;35(3):426-8

57.Clavicular osteomyelitis: a rare complication of head and neck cancer surgery

Burns P, Sheahan P, Doody J, Kinsella J

Head and Neck, 2008;30(8): 1124-7

58.A subcutaneous mandibulotomy approach for a salivary clear cell carcinoma of the retromolar trigone

Fennessy BG, Sheahan P, Toner M, Timon C

Ir J Med Sc, 2010;179(1):147-9

59. The Allergic Rhinitis and its Impact on asthma system: a new classification of allergic rhinitis and nasal responsiveness

Sheahan P, McConn-Walsh R, Walsh M, Costello RW.

The Journal of Laryngology and Otology,2008;122(3):259-63

60.Cardiovascular hoarseness: an unusual presentation to otolaryngologists

Fennessy BG, Sheahan P, McShane D

The Journal of Laryngology and Otology, 2008;122(3):327-8

61.Role of the muscarinic M2 receptor in human nasal mucosa

Sheahan P, Thornton M, McConn-Walsh R, Walsh M, Costello RW.

Rhinology, 2007;45(3):229-34

62.Should patients with benign positional vertigo be imaged?

Young O, Sheahan P, Rawluk D, Walsh RM

Irish Medical Journal, 2007;100(8):553-4

63.Silver nitrate cauterization, does concentration matter?

Amin M, Glynn F, Phelan S, Sheahan P, Crotty P, McShane D

Clinical Otolaryngology and Allied Sciences, 2007;32(3):197-9

64.Delayed facial palsy in a patient with a bifid facial nerve lending support for viral theory of facial palsy

Sheahan P, Viani L

Otology & Neurotology, 2007;28(3):414-6

65.Subjects with non-allergic non-infectious perennial rhinitis do not show nasal hyperresponsiveness to bradykinin

Sheahan P, McConn-Walsh R, Walsh MA, Costello RW

European Archives of Oto-Rhino-Laryngology, 2007;264(1):33-7

66.Management of life-threatening airway obstruction caused by benign thyroid disease

Kadhim AL, Sheahan P, Timon C

The Journal of Laryngology and Otology, 2006;120(12):1038-41

67.Successful ex utero intrapartum treatment (EXIT) procedure for congenital high airway obstruction syndrome (CHAOS) owing to a large oropharyngeal teratoma

Glynn F, Sheahan P, Hughes J, Russell J

Irish Medical Journal, 2006;99(8):242-3

68.Is intralesional cidofovir worthwhile in juvenile recurrent respiratory papillomatosis?

Sheahan P, Sexton S, Russell JD.

The Journal of Laryngology and Otology, 2006;120(7):561-5

69.Acute epiglottitis in adults: a recent experience with 10 cases

Hafidh M, Sheahan P, Keogh I, McConn-Walsh R

The Journal of Laryngology and Otology, 2006;120(4):10-3

70.Hyperresponsiveness of congestive nasal reflexes in allergic rhinitis

Sheahan P, McConn-Walsh R, Walsh M, Costello RW.

Rhinology, 2006;44(1):68-73

71.Infarcted angiomatous nasal polyps

Sheahan P, Crotty P, Hamilton S, Colreavy M, McShane D

European Archives of Oto-Rhino-Laryngology, 2005;262(3):225-30

72.Unexpected findings in neck dissection for squamous cell carcinoma: incidence and implications

Sheahan P, Hafidh M, Toner M, Timon C

Head and Neck, 2005;27(1):28-35

73.Induction of nasal hyper-responsiveness by allergen challenge in allergic rhinitis: the role of afferent and efferent nerves

Sheahan P, McConn-Walsh R, Walsh MA, Costello RW

Clinical and Experimental of Allergy, 2005;35(1):45-51

74.Clinicopathological features of the head and neck  adenosquamous carcinoma

Sheahan P, Toner M, Timon C

ORL Journal of Otorhinolaryngology and Related Specialties, 2005; 67(1):10-15

75.Pearls and pitfalls in the management of branchial cyst

Kadhim AL, Sheahan P, Colreavy M, Timon C

The Journal of Laryngology and Otology, 2004; 118(12):946-50

76.Long term otological outcome of hamular fracture during palatoplasty

Sheahan P, Miller I, Sheahan JN, Earley MJ, Blayney AW

Otolaryngology – Head and Neck Surgery, 2004;131(4):445-51

77.The ultrasonically activated scalpel versus bipolar diathermy: a prospective randomized trial

Sheahan P, Miller I, Colreavy M, Sheahan JN, McShane D, Curran A

Clinical Otolaryngology and Allied Sciences, 2004; 29(5):530-4

78.Role of CO2 laser in the management of obstructive ectopic lingual thyroids

Hafidh M, Sheahan P, Khan N, Colreavy M, Timon C.

The Journal of Laryngology and Otology, 2004; 118(10):807-9

79.Middle ear disease in children with congenital velopharyngeal insufficiency

Sheahan P, Earley MJ, Blayney AW

The Cleft Palate-Craniofacial Journal, 2004; 4(4):364-7

80.Neck dissection findings in primary head and neck high grade adenocarcinoma

Sheahan P,Byrne M, Hafidh M, Toner M, Timon C

The Journal of Laryngology and Otology, 2004; 118(7):532-6

81.Facial node involvement in head and neck cancer

Sheahan P, Colreavy M, Toner M, Timon C

Head and Neck, 2004; 26(6):531-6

82.Efficacy of fine needle aspiration biopsy in the diagnosis of neck masses

Sheahan P, O’Leary G, Fitzgibbon J, Lee G

The Surgeon – Journal of the Royal Colleges of Surgeons of Edinburgh and Ireland, 2004; 2(3):152-6

83.Multiple airway abnormalities in a child with Rothmund-Thomson syndrome

Hafidh M, Sheahan P, Russell J

International Journal of Pediatric Otorhinolaryngology, 2004; 68(4):469-72

84.Predictors of survival in early oral cancer

Sheahan P, O’Keane C, Sheahan JN, O’Dwyer TP

Otolaryngology – Head and Neck Surgery, 2003; 129(5):71-6

85.Effect of tumour thickness and other factors on the risk of regional disease and treatment of the N0 neck in early oral squamous carcinoma

Sheahan P, O’Keane C, Sheahan JN, O’Dwyer TP

Clinical Otolaryngology and Allied Sciences, 2003; 28(5):461-71

86.Adenosquamous carcinoma of the tongue in a 22-year old female: report of a case with immunohistochemistry

Sheahan P, O’Leary G, Fitzgibbon J, Lee G.

The European Archives of Oto-Rhino-Laryngology, 2003; 260(9):509-12

87.Incidence and outcome of middle ear disease in cleft lip and / or cleft palate

Sheahan P, Miller I, Earley MJ, Blayney AW

International Journal of Pediatric Otorhinolaryngology, 2003; 67(7):785-93

88.Supralabyrinthine approach to petrosal cholesteatoma

Sheahan P, McConn-Walsh R

The Journal of Laryngology and Otology, 2003; 117(7):558-60

89.Use of a nitinol stent for treatment of dysphagia post pharyngolaryngectomy

Sheahan P, Walsh M

The Journal of Laryngology and Otology, 2003; 117(1):78-9

90.Cleft palate and otitis media with effusion: a review

Sheahan P, Blayney AW

Revue de Laryngologie Otologie Rhinologie / European review of ENT, 2003; 124(3):171-7

91.Sequalae of Otitis Media with Effusion among children with cleft lip and /or cleft palate

Sheahan P, Blayney AW, Sheahan JN, Earley MJ

Clinical Otolaryngology and Allied Sciences, 2002; 27(6):494-500

92.Cystic cervical metastases: incidence and diagnosis using fine needle aspiration biopsy

Sheahan P, O’Leary G, Fitzgibbon J, Lee G.

Otolaryngology – Head and Neck Surgery, 2002; 127(4):294-8

93.Results of type I tympanoplasty in children and parental perceptions of outcome of surgery

Sheahan P, O’Dwyer TP, Blayney AW

The Journal of Laryngology and Otology, 2002; 116(6):430-4

94.T/NK cell non-Hodgkins lymphoma of the sinonasal tract

Sheahan P,Donnelly M, O’Reilly S, Murphy M

J Laryngol Otol, 2001; 115(12):1032-35

95.Clinical Features of newly presenting cases of chronic otitis media

Sheahan P,Donnelly M, Kane R

J Laryngol Otol, 2001; 115(12):962-66

96.[Letter to Editor]: Silver nitrate cauterization: a response to Persaud et al.

Amin M, Glynn F, Phelan S, Sheahan P, Crotty P, McShane D

Clin Otolaryngol, 2008; 33(4):377

97.[Letter to Editor]: Silver nitrate cauterization, does concentration matter?: Response to Agada et al

Amin M, Glynn F, Phelan S, Sheahan P, Crotty P, McShane D

Clin Otolaryngol, 2008; 33(3):286

98.[Letter to Editor]: The ultrasonically activated scalpel versus bipolar diathermy: a prospective randomized trial: Response to Sharma et al.

Sheahan P, Miller I, Colreavy M, Sheahan JN, McShane D, Curran A

Clin Otolaryngol, 2005; 30(3):284-5

99.“Cervical Lymph Nodes”

Patrick Sheahan

In: O’Neill JP, Shah JP

Self assessment in Head and Neck Surgery and Oncology

Philadelphia, Elsevier, 2014, pp 74-83

100.             “Surgery by Primary Site: Salivary Gland Tumours”

Patrick Sheahan, Ashok R Shaha

In: Watkinson J, Gilbert R (Eds):

Stell and Maran’s Textbook of Head and Neck, Fifth Edition

London, Arnold Books, 2012, pp 714-33

101.             “Nasal Polyps in Cystic Fibrosis”

Patrick Sheahan, Richard J Harvey, Rodney J Schlosser

In: Onerci M, Ferguson BJ (Eds):

Nasal Polyposis

Berlin, Springer Verlag, 2010, pp 145-52

102.             “Squamous cell carcinoma of the nasal cavity and paranasal sinuses”

Patrick Sheahan, Snehal G Patel, Jatin P Shah

In: Hanna EY, DeMonte F (Eds):

Comprehensive Management of Tumors of the Skull Base

New York, Informa Healthcare, 2009, pp 429-44

103.             “Tumors of the Larynx”

Patrick Sheahan, Snehal G Patel, Peter Rhys-Evans

In: Rhys-Evans PH, Montgomery PQ, Gullane PJ

Principles and Practice of Head and Neck Oncology, 2nd edition

London, Informa Healthcare, 2009, pp 257-90

104.             “How to manage a well-differentiated carcinoma with recurrent nerve invasion”

Patrick Sheahan, Jatin P Shah

In: Cernea CR, Dias FL, Fliss D, Lima RA, Myers EN, Wei WI (Eds):

Pearls and Pitfalls in Head and Neck Surgery

Basel, Karger publishers, 2008, pp 30-1



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Page last updated: 15/09/2020

South Infirmary

Victoria University Hospital

A teaching hospital

of University College Cork