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Collared Peccary (Pecari tajacu, Linnaeus, 1758) is a mammalian Tayassuidae species from tropical to semi-arid areas. The morphological features of the oral cavity in this species were identified and described. Tonsils are secondary lymphoid organs essential for contact with antigens due to food and air intake.

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Young and naïve B cells are a diagnostic pitfall in pediatric tonsillectomies.

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Department of Pathology, Immunology and Laboratory Medicine, College of Medicine, University of Florida, 1600 SW Archer Rd, Gainesville, FL 32610, United States.

Tonsillar marginal zone hyperplasia may mimic mucosa-associated lymphoid tissue lymphoma, a rare diagnosis in children. Histologically, both entities can demonstrate expansion of the marginal zone with disruption of follicular architecture. However, marginal zone hyperplasia may appear polyclonal by flow cytometry.

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Tonsillectomy Under the Microscope: Is Routine Histopathological Analysis Necessary?

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Introduction Tonsillectomy is the most common surgery in otorhinolaryngology worldwide, with many indications in adults and children. Traditionally, all tonsillectomy specimens are routinely submitted for histopathological examination, even in the absence of clinical suspicion of malignancy. This practice has been debated due to its resource implications and the low yield of malignancy in routine cases.

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Age-group-specific associations between adenoid/tonsillar hypertrophy and craniofacial features.

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Department of Orthodontics, Xiamen Key Laboratory of Stomotalogical Disease Diagnosis and Treatment, Stomatological Hospital of Xiamen Medical College, Xiamen, 361006, P.R. China.

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Indian J Otolaryngol Head Neck Surg

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Choristomas are aggregates of microscopically normal tissues in aberrant locations. They can be cartilage, bone, glial tissue, salivary gland, and thyroid tissue. Cartilaginous choristomas of the oral cavity are rare and occur most commonly on the tongue and less often in sites such as the soft palate and gingiva.

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