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Prof. Usang E. Usang

Professor
Surgery
usangue@unical.edu.ng

I am Prof. Usang E. Usang, the current Head, Department of Surgery, University of Calabar, Calabar. I was the immediate past Deputy Dean of the Faculty of Medicine and Dentistry, a position I held for four years. I am a Consultant Paediatric Surgeon, with the University of Calabar Teaching Hospital (UCTH), Calabar. My areas of interest are Teratology and Congenital malformations, Paediatric Gastroenterology, Colorectal Surgery and Neonatal Surgery. I am involved in the training of Medical Students at the Clinical levels as well as Postgraduate Medical Doctors admitted into the Residency Programme for Specialist Medical training in Surgery. Currently, I am an Examiner at the Primary, Membership or Part I and Part II levels of the West African College of Surgeons (WACS) and the National Postgraduate Medical College of Nigeria (NPMCN). I am actively involved in Research and I have to my credit several journal articles in reputable National and International Journals as well as several book chapters.

Ademuyiwa, AO., Usang, UE., Oluwadiya, KS., Ogunlana, DI., Glover – Addy, H., Bode, CO., and van As, AB. (2012). Pediatric trauma in sub – Saharan Africa: Challenges in overcoming the scourge. Journal of Emergencies, Trauma and Shock; 5:55 – 61.


Ikpeme, AA., Usang, UE., Inyang, AW., and Ani, N. (2015). Klippel Trenaunay Syndrome: a case report in an adolescent Nigerian Boy. OA Maced J Med Sci, 3(2): 322-325.


Ademuyiwa, AO., Sowande, OA., Usang, UE., Bakare, TIB., and Adejuyigbe, O. (2008). Omphalitis complicated by necrotizing fasciitis and abdominal muscle gangrene in a 33 day old infant – a case report. Nig J Postgrad Med; 1 (1): 37 – 41.


Ilori, IU., Beshel – Akpeke, RA., and Usang, UE. Paediatric anaesthesia at a tertiary hospital in Nigeria. Update in Anaesthesia: The Journal of the World Federation of the Society of Anaesthesiologists; 27(1): 40 – 42.


Sowande, OA., Adejuyigbe, O., Ajai, OT., and Usang, UE. (2005). Complications of Anorectal Surgery in children in Ile Ife, Nigeria. Afr J Paediatr Surg; 1(2): 83 – 88.


Sowande, OA., Adejuyigbe, O., Alatise, OI., and Usang, UE. (2006). Early results of the posterior saggital anorectoplasty in the treatment of anorectal malformations in Nigerian children. Journal of Indian Assoc Pediatr Surg; 11(2): 83 – 86.


Sowande, OA., Adejuyigbe, O., Ademuyiwa, AO., Usang, UE., and Bakare, TI. (2006). Primary Swenson pull through in infants less than 4-months: preliminary report. Nigerian Journal of Surgical Research; 8 (3-4): 140 – 143.


Sowande, OA., Adejuyigbe, O., Ogunrombi, O., Usang, UE., Bakare, TI., Ajai, OT., and Abubakar, AM. (2007). Experience with Exomphalos in a Tertiary Health Center in Nigeria. Afr J Paediatr Surg; 4 (2): 56 – 60.


Ademuyiwa, AO., Sowande, OA., Adejuyigbe, O., Usang, UE., and Bakare, TI. (2009). Wound Edge Complications and Cost Considerations in Closure of Herniotomy wounds. Annals of Pediatric Surgery; 5(2): 94 – 97.


Ademuyiwa, AO., Sowande, OA., Adejuyigbe, O., Usang, UE., Bakare, TIB., and Anyanwu, LJC. (2009). Evaluation of cosmetic appearance of herniotomy wound scars in African children: Comparison of tissue glue and subcuticular suturing. Indian J Plast Surg; 42(2): 206 – 210.


Archibong, AE., Udo, JJ., Archibong, GE., Usang, UE., Ibanga, I., Ikpi, E., Inyang, A, Okpokam U (2009). Management of aganglionic megacolon in children. Review. International Journal of Tropical Surgery; 3(2): 101 – 105.


Ogban, IG., Ochang, EA., Emanghe, UE., Usang, UE., Akpan, UB., and Agan, TU. (2014). Rectal colonization with Extended Spectrum Blactamase producing Enterobacteriacieae in surgical patients in a Tertiary Hospital in Calabar, Nigeria. IOSR Journal of Dental and Medical Medical Sciences (IOSR-JDMS), 13(1): 47-53.


Ademuyiwa, AO., Adejuyigbe, O., Sowande, OA., Bakare, TI., and Usang, UE., (2008). Neonatal Intestinal Obstruction in Ile Ife: Any Changes in Pattern or Survival? Nigerian Journal of Surgery; 14 (1): 7 – 12.


Archibong, AE., Udo, JJ., Archibong, GE., Ibanga, I., Usang, UE., and Inyang, A. (2009). Rectal prolapse in children. International Journal of Tropical Surgery; 3(3): 121-123.


Bakare, TIB., Sowande, OA., Adejuyigbe, O., Chinda, Y., and Usang, UE. (2009). Epidemiology of external birth defects in neonates in south western Nigeria. Afr J Paediatr Surg; 6 (1): 28 – 30.


Usang, UE. (2013). Birth Trauma. In: Agugua – Obianyo, NE. Editor. An Atlas of Paediatric Surgery in the Tropics (AAPS). 1st ed. ISBN: 978 – 036 – 567 – 2. Immaculate Publications Limited, Enugu, Nigeria; 25 – 30.


Usang, UE. (2013). Splenic Injuries. In: Agugua – Obianyo, NE. Editor. An Atlas of Paediatric Surgery in the Tropics (AAPS). 1st ed. ISBN: 978 – 036 – 567 – 2. Immaculate Publications Limited, Enugu, Nigeria; 31 – 38.


Jan, IA., Usang, UE., and Lakhoo, K. (2012). Parasitic Infestation of Surgical Importance in Children. In: Ameh, EA., Bickler, SW., Lakhoo, K., Nwomeh, BC., and Poenaru, D. Editors. Paediatric Surgery: A Comprehensive Text for Africa. 1st ed. ISBN: 978 – 1 - 60189 – 128 – 0.Global Help Publishers, Seatle, USA; 141 – 150. (SEATTLE, WA, USA)


Usang, UE., Sowande, OA., Adejuyigbe, O., Bakare, TIB., and Ademuyiwa, AO. (2008). Day case inguinal hernia surgery in Nigerian children: Prospective study. Afr J Paediatr Surg; 5 (2): 76 – 78.


Usang, UE., Sowande, OA., Ademuyiwa, AO., Bakare, TIB., Adejuyigbe, O. (2009). Day case surgery in Nigerian children: Influence of social circumstances of patients. Annals of African Medicine; 8 (1): 42 - 45.


Usang, UE., Efem, SEE., Archibong, AE., Etiuma, AU., Edem, B. (2009). Anatomical distribution of congenital malformations in Calabar, Nigeria. International Journal of Tropical Surgery; 3(2): 71 – 77.


Usang, UE., Sowande, OA., Adejuyigbe, O., Bakare, TIB., Ademuyiwa, AO. (2009). Outcome of primary closure of abdominal wounds following typhoid perforation in children in Ile-Ife, Nigeria. Afr J Paediatr Surg; 6 (1): 31 – 34.


Usang, UE., Sowande, OA., Adejuyigbe, O., Bakare, TIB., and Ademuyiwa, AO. (2009). Outcome of primary closure of abdominal wounds following typhoid perforation in children in Ile-Ife, Nigeria. Afr J Paediatr Surg; 6 (1): 31 – 34.


Usang, UE., Archibong, AE., and Ogunkeyede, A. (2009). Penetrating umbilical injury with evisceration through umbilical hernia in children: Letters to the Editor. Annals of African Medicine; 8(3): 196 – 198.


Usang, UE., Jombo, GTA., Usang, AE., and Okpokam, OE. (2009). Cordylobia anthropophaga cellulitis of the penis – case report. Port Harcourt Medical Journal; 3(3): 358 – 361.


Usang, UE., Inyang, AW., Nnoli, MA., Emehute, JC., and Nwachukwu, IE. (2016). Abdominal tuberculosis presenting with spontaneous recto-vaginal fistula in a 7-year old child-a case report. Medico Research Chronicles; 3(5): 323-327.


Usang, UE., Otei, OO., Archibong, AE., and Ilori, IU. (2009). Giant penoscrotal lymphoedema of inflammatory origin from severe surgical site infection (SSI) in childhood: a case report. International Journal of Tropical Surgery; 3(2): 88 – 92.


Usang, UE., Otei, OO., Inyang, AW., and Eyo, OA. (2016). Chronic wounds in children: prevalence, aetiological types and predilection sites in a rural setting in an emerging economy. American Scientific Research journal for Engineering, Technology and Sciences (ASRJETS); 25(1): 301-310.


Usang, UE., Olasode, BJ., Archibong, AE., Udoh, JJ., and Eduwem, DU. (2010). Dicephalus parapagus conjoined twins discordant for anencephaly; a case report. Journal of Medical Case Reports; 4:38.


Usang, UE., Inah, GB.,Inyang, AW.,and Ekabua, AT. (2013). Intussusception in children: Comparison between ultrasound diagnosis and operation findings in a tropical developing country. Afr J Paediatr Surg; 10(2): 87 – 90.


Usang, UE., Inyang, AW., Ilori, IU., and Inyama – Asuquo, M. (2013). Utilization of banked blood in pediatric surgical procedures in Calabar, Nigeria. Afr J Paediatr Surg; 10(2): 145 – 149.


Usang, UE., Ochang, EA., Inyang, AW., Otei, OO., Eyo, OA., and Ekanem, EE. (2016). Microbial Spectrum and Antibiogram of Non-surgical wounds in children in a rural setting in Nigeria. American Scientific Research journal for Engineering, Technology and Sciences (ASRJETS); 25(1): 289-300.


Usang, UE., Agan, TU., Inyang, AW., Emehute, JC., and Itam, IH. (2016). Syndromic anorectal malformation associated with Holt-Oram syndrome, microcephaly and bilateral corneal opacity: a case report. Journal of Medical Case Reports; 10: 216.


Archibong, AE., and Usang, UE. (2004). Chronic constipation in children. Postgraduate Doctor-Middle East; 27 (1): 7-9.


Faponle, AF., and Usang, UEd.(2006). Post-operative symptoms at home in children following day case surgery. South African Journal of Anesthesia and Analgesia; July/August, 101-104.


Odey, AFI., Usang, UE., Inyang, AW., Eneji, EO., Essiet, A., and Meremikwu, MM. (2010). The importance of repeated rectal examination in the diagnosis of faecal impaction mimicking a pelvic tumour. International Journal of Tropical Surgery; 4(2): 73 – 77.


Usang Edet Usang, Akan Wilson Inyang, Ijeoma Esther Nwachukwu, John-Daniel Chibueze Emehute (2017). Journal of Infection in Developing  Countries; 11(10): 747-752.


Usang,UE, Sowande, OA, Adejuyigbe, O, Bakare, TIB, and Ademuyiwa, AO (2008). The role of preoperative antibiotics in the prevention of wound infection after day case surgery for inguinal hernia in children in Ile Ife, Nigeria. Pediatr Surg Int; 24:1181-1185.

No Results for Research Works done

Showing All Conferences Attended

8th ASCAF Congress, Ile Ife 2013
Annual scientific conference and congress of Fellows of NPMCN with the theme: The impact of Postgraduate medical Education on the quality of health care delivery in Nigeria.
Start: Tuesday 13th August, 2013
End: Saturday 17th August, 2013
12th Scientific Conference and AGM of APSON, Calabar 2013
Annual scientific conference and AGM of Paediatric Surgeons from all over Nigeria with the theme: Paediatric Surgical Infections. Papers delivered:1. Neonatal abdominal emergencies in Calabar, Nigeria and 2. Pattern of Neonatal Intestinal obstruction in Calabar, Nigeria.
Start: Monday 23rd September, 2013
End: Saturday 28th September, 2013
14th Scientific Conference and AGM of APSON, Abuja 2015
Annual scientific conference and AGM of Paediatric surgeons from all over Nigeria with the theme: Paediatric Trauma.
Start: Thursday 17th September, 2015
End: Saturday 19th September, 2015
Train The Trainers (TTT) Workshop of NPMCN, Enugu 2013
Workshop organized for trainers and examiners of National Postgraduate Medical College of Nigeria (NPMCN) with the theme: Training the surgeon for lifelong practice
Start: Sunday 1st September, 2013
End: Wednesday 4th September, 2013
53rd Annual Conference of West African College of Surgeons (WACS), Lome, Togo 2013
An annual international conference of Fellows of WACS.
Start: Sunday 10th March, 2013
End: Saturday 16th March, 2013
Training of Trainers workshop of NPMCN, Lagos 2015
A 2-day training of trainers workshop organized for NPMCN trainers and examiners
Start: Thursday 25th June, 2015
End: Friday 26th June, 2015
11th Conference of PAPSA / 15th Confernce of APSON, Lagos 2016
Joint Bienniel Scientific Conference of Pan-African Paediatric Surgical Association (PAPSA)
Start: Wednesday 21st September, 2016
End: Saturday 24th September, 2016
9th Scientific Conference and AGM of APSON, Ilorin 2009
An annual scientific conference and AGM of Paediatric surgeons from all over Nigeria with the theme: Minimal access paediatric surgery. Papers delivered: 1. Epidemiology of cranio-spinal anomalies in Calabar, Nigeria and 2. Use of blood in paediatric surgical procedures: an area of wasted resources.
Start: Wednesday 15th September, 2010
End: Saturday 18th September, 2010
6th Scientific Conference and Annual General Meeting (AGM) of Association of Paediatric Surgeons of Nigeria (APSON), Benin City 2007
Annual Scientific Conference and AGM of Paediatric surgeons from all over Nigeria with the theme: Current trends in Paediatric Surgical Oncology. Papers delivered: 1. Giant peno-scrotal lymp-oedema complicating childhood bilateral inguinal hernia surgery and 2. Penetrating umbilical injury with evisceration through an umbilical hernia in children: report of two cases.
Start: Wednesday 21st November, 2007
End: Friday 23rd November, 2007
7th ASCAF Congress, Benin 2017
Annual scientific conference and congress of Fellows of NPMCN with the theme: ICT, Digital Media and e-Medicine in contemporary medical care
Start: Tuesday 21st August, 2012
End: Saturday 25th August, 2012
WACS OSCE Training, Ibadan 2017
WACS training on objective Structured Clinical Examination organized for trainers and examiners
Start: Sunday 15th October, 2017
End: Monday 16th October, 2017
56th Annual Conference of WACS, Yaounde, Cameroon 2016
Annual international conference of Fellows of West African College of Surgeons (WACS) with the theme: Surgery and the 2030 Sustainable Development Goals (SDGS) (The post 2015 MDGS agenda).
Start: Sunday 14th February, 2016
End: Saturday 20th February, 2016
55th Conference of WACS, Abidjan, Ivory Coast 2015
Annual international conference of Fellows of West African College of Surgeons (WACS) with the theme: Surgery, Health and Development.
Start: Sunday 1st March, 2015
End: Saturday 7th March, 2015
11th Scientific Conference and AGM of APSON, Ibadan 2012
Annual scientific conference and AGM of Paediatric surgeons all over Nigeria. Papers delivered: Paediatric Intussuception: 1. Abdominal ultrasonography and operation findings in Calabar, Nigeria 2. Typhoid enteric perforation in children: the disappearing menace of the disease in Calabar, Nigeria.
Start: Wednesday 26th September, 2012
End: Saturday 29th September, 2012
50th Annual Conference of West African College of Surgeons (WACS), Calabar 2010.
Golden Jubilee celebration conference of Fellows of WACS with the theme: 50 years of surgical services in West Africa: Challenges, Innovations, Prospects.
Start: Saturday 6th February, 2010
End: Saturday 13th February, 2010
Pan-African Congress on cleft lip and palate, Ibadan 2006
Congress of specialists involved in the repair of cleft lip and palate, facilitated by the Smile Train, Loma Linda University and Adventist Health International.
Start: Monday 13th February, 2006
End: Wednesday 15th February, 2006
8th Scientific Conference and Annual General Meeting (AGM) of APSON, Maiduguri 2009
Annual scientific conference of Paediatric surgeons from all over Nigeria with the theme: Paediatric urology
Start: Monday 23rd November, 2009
End: Saturday 28th November, 2009
54th Annual conference of WACS, Kumasi, Ghana 2014
Annual international conference of Fellows of West African college of Surgeons (WACS) with the theme: Systems strengthening for Health Services
Start: Sunday 23rd February, 2014
End: Friday 28th February, 2014
43rd Scientific Conference of International College of Surgeons (ICS), Calabar 2008
An annual scientific conference of international College of Surgeons (ICS) with the theme: Blood conservation in surgery. Papers delivered: 1. Anatomical distribution of surgical congenital malformations in Calabar and 2. Furuncular penile myiasis: a rare site for fly larvae infestation in surgery.
Start: Wednesday 23rd July, 2008
End: Saturday 26th July, 2008
10th ASCAF Congress, Abuja 2015
Annual scientific conference and congress of Fellows of NPMCN.
Start: Tuesday 11th August, 2015
End: Saturday 15th August, 2015
10th Scientific Conference and AGM of APSON, Garden City 2011
An annual scientific conference and AGM of Paediatric surgeons from all over Nigeria with the theme: Paediatric Trauma
Start: Monday 19th September, 2011
End: Saturday 24th September, 2011
16th Scientific Conference and AGM of APSON, Enugu 2017
Annual scientific conference and AGM of Paediatric Surgeons from all over Nigeria with the theme: Complications in Paediatric Surgery.
Start: Wednesday 20th September, 2017
End: Saturday 23rd September, 2017
5th World Congress of WOFAPS, Washington DC, United States 2016
Triennial congress of the World Federation of Associations of Paediatric Surgeons (WOFAPS) from over 100 member countries with the theme: Re-imagining children's surgery through Global Innovation and Integration. Paper delivered: Determinants of occurrence of neglected wounds in children in Bakassi, Nigeria.
Start: Saturday 8th October, 2016
End: Tuesday 11th October, 2016
13th Scientific Conference and AGM of APSON, Nnewi 2014
Annual scientific conference and AGM of Paediatric surgeons from all over Nigeria with the theme: Neonatal Surgery
Start: Wednesday 24th September, 2014
End: Saturday 27th September, 2014

Showing All Grants Received

Grant Description:
Tertiary Education Trust Fund (tetfund) Institution Based Research Grant, 2014 Intervention
Grantor:
Dr Mrs Obal UE Usang

Amount:
1941000.00  NRN
Date Received:
21.03.2016