A Rare Case of Trichobezoars in a Lamb: Case Report and Literature Review

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Published: May 20, 2026
DOI: https://doi.org/10.12681/jhvms.42823
Keywords:
trichobezoar lamb rumen impaction
F Ahmadi
Department of Clinical Science, Faculty of Veterinary Medicine, Ferdowsi University of Mashhad, Mashhad, Iran
H Nourani
Department of Pathobiology, Faculty of Veterinary Medicine, Ferdowsi University of Mashhad, Mashhad, Iran
Abstract

Trichobezoars are uncommon gastrointestinal foreign bodies in small ruminants, typically associated with chronic ingestion of hair and fibrous material. While sporadic cases have been described in adult sheep and goats, extensive trichobezoar formation in young lambs is exceedingly rare.


 

Article Details
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  • Case Report
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References
Chahine E, Baghdady R, El Kary N, Dirani M, Hayek M, Saikaly E,
Chouillard E. Surgical treatment of gastric outlet obstruction from
a large trichobezoar: A case report. International Journal of Surgery
Case Reports. 2019 Jan 1;57:183-5.
Albernaz VG, Conceição RT, Eising TC, de Almeida Fabris I, Mamprim
MJ, Rahal SC. Partial Obstruction of the Small Intestine by
a Trichobezoar in a Dog. Acta Scientiae Veterinariae. 2017 Jan
;45:5-.
Garcia‐Arevalo JL, Bedoya‐Rios MA, Albarracin‐Navas JH, Moreno‐
Jerez ER, Cala‐Delgado DL. Diagnosis and management of
trichobezoars in a sheep. Veterinary Record Case Reports. 2024
Jun;12(2):e853.
Vasseur S, Paull DR, Atkinson SJ, Colditz IG, Fisher AD. Effects of
dietary fibre and feeding frequency on wool biting and aggressive
behaviours in housed Merino sheep. Australian Journal of Experimental
Agriculture. 2006 Jun 7;46(7):777-82.
Lal S, Shukla P, Yedalvar V, Shrivastava GP. Simultaneous Gastric
and Ileal Trichobezoars Causing Small Bowel Obstruction: A Case
report. Journal of Nepal Paediatric Society. 2011 Jan 12;31(1):72-4.
Zildzic M, Salihefendic N, Panzalovic D, Matkovic Z, Misic J. The large
gastric trichobezoar associated with ulcers and antral polyposis:
case report. Medical Archives, 2013 Jun;67(3):212-4.
Yew PN, Goh BH, Lim YY, Lee WL. Gastrointestinal bezoar stones:
current knowledge and future perspective on the potential of
plant-derived phytobezoar in cancer treatment. Anticancer Plants:
Natural Products and Biotechnological Implements: Volume 2. 2018
Jul 3:19-39.
References
Zhang K, Zhang Y, Qin J, Zhu H, Liu N, Sun D, Yin Y, Mao S, Zhu
W, Huang Z, Liu J. Early concentrate starter introduction induces
rumen epithelial parakeratosis by blocking keratinocyte differentiation
with excessive ruminal butyrate accumulation. Journal of
Advanced Research. 2024 Dec 1;66:71-86.
Sinha AK, Vaghela MM, Kumar B, Kumar P. Pediatric gastric trichobezoars
with acute life threatening and undifferentiated elective bipolar
clinical presentations. Journal of Pediatric Surgery Case Reports.
Jan 1;16:5-7.
Lengarite MI, Mbugua PN, Gachuiri CK, Kabuage LW. Herders’ knowledge
on mineral nutrition and implication on sheep and goat productivity
in Marsabit South District, Kenya. Livestock Research
for Rural Development, 2012 Apr 18;24.
Bidone ND, Dreyer CT, Loss D, Lehugeur CM, Ribeiro LA. Pregnancy
toxemia in a doe associated with rumen foreign body (201 1).
Igbokwe IO, Kolo MY, Egwu GO. Rumen impaction in sheep with indigestible
foreign bodies in the semi-arid region of Nigeria. Small
Ruminant Research. 2003 Aug 1;49(2):141-6.
Priyanka M, Dey S. Ruminal impaction due to plastic materials-An
increasing threat to ruminants and its impact on human health in
developing countries. Veterinary world. 2018 Sep 20;11(9):1307.
Leek BF. Reticulo-ruminal mechanoreceptors in sheep. The Journal of
physiology. 1969 Jun;202(3):585.
Garcia‐Arevalo JL, Bedoya‐Rios MA, Albarracin‐Navas JH, Moreno‐
Jerez ER, Cala‐Delgado DL. Diagnosis and management of
trichobezoars in a sheep. Veterinary Record Case Reports. 2024
Jun;12(2):e853.
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