Trichobezoar can be preoperatively diagnosed. However, the diagnosis of the<unk>  has to consider several aspects such as the patient's history with disorders like trichophagia and trichotillomania. This syndrome does not appear in the DSM V, and will therefore not be given as such, but will have been diagnosed as severe trichotillomania. The syndrome itself is used to describe the manifestation of a trichobezoar which has extended far into the small intestine. It describes the trichobezoar, not the mental health disorder which precipitated it. The diagnosis of the syndrome is also done by endoscopy. A CT scan is recommended to determine the size and the extension of the trichobezoar. Upper GI endoscopy is known as the gold standard for the diagnosis of a trichobezoar, however the endoscopy alone might not necessarily detect the co-existing<unk> .
Rapunzel syndrome
Pretzel syndrome
Nezelof syndrome
Beare–Stevenson cutis gyrata syndrome
Van Wyk and Grumbach syndrome
Johnson–McMillin syndrome
Franceschetti–Klein syndrome
Irlen syndrome