[Lymphangiomas or cystic hygromas of the oral cavity]. / Linfangiomas o higromas quísticos en cavidad oral.

Limphangioma or cystic higroms is a benign tumour constituted by capillar or cavernous limpha channels, which are uncommon in oral cavity. A worldwide bibliographic revision was done to unified opinions and a case which was treated at Specialities Hospital of Medical Center la Raza, Mexican Social Security Institute, is shown in this article.

[The importance of the biopsy in dental practice. 3]. / Importancia de la biopsia en la práctica odontológica. Tercera parte.

Biopsy is a valuable aid in oral clinical diagnosis; it consists of obtaining a specimen of living tissue in order to study its structure, both macro and microscopically. This procedure makes it possible to confirm or deny a diagnosis, as well as to determine the nature and characteristics of the lesion and to establish a final diagnosis. Oral biopsy is a simple procedure, which in most cases can easily be performed by the odontologist. Indications and contraindications are relative. In general terms, the following criteria are candidates for biopsy: suspicious lesions present in the area, any tissue removed for any reason, and positive exfoliative cytology. As to contraindications, it is usually advisable to avoid biopsies on necrotic areas, as well as incisional biopsy of pigmented lesions. Methods most often used for obtaining a biopsy include: excisional, incisional and transoperatory, always following certain principles for obtaining a representative specimen.

[Importance of biopsy in dental practice 2]. / Importancia de la biopsia en la práctica odontológica. Segunda parte.

Biopsy is a valuable aid in oral clinical diagnosis; it consists of obtaining a specimen of living tissue in order to study its structure, both macro and microscopically. This procedure makes it possible to confirm or deny a diagnosis, as well as to determine the nature and characteristics of the lesion and to establish a final diagnosis. Oral biopsy is a simple procedure, which in most cases can easily be performed by the odontologist. Indications and contraindications are relative. In general terms, the following criteria are candidates for biopsy: suspicious lesions present in the area, any tissue removed for any reason, and positive exfoliative cytology. As to contraindications, it is usually advisable to avoid biopsies on necrotic areas, as well as incisional biopsy of pigmented lesions. Methods most often used for obtaining a biopsy include: excisional, incisional and transoperatory, always following certain principles for obtaining a representative specimen.

[Importance of the biopsy in dental practice. 1]. / Importancia de la biopsia en la práctica odontológica. Primera parte.

Biopsy is a valuable aid in oral clinical diagnosis; it consists of obtaining a specimen of living tissue in order to study its structure, both macro and microscopically. This procedure makes it possible to confirm or deny a diagnosis, as well as to determine the nature and characteristics of the lesion and to establish a final diagnosis. Oral biopsy is a simple procedure, which in most cases can easily be performed by the odontologist. Indications and contraindications are relative. In general terms, the following criteria are candidates for biopsy: suspicious lesions present in the area, any tissue removed for any reason, and positive exfoliative cytology. As to contraindications, it is usually advisable to avoid biopsies on necrotic areas, as well as incisional biopsy of pigmented lesions. Methods most often used for obtaining a biopsy include: excisional, incisional and transoperatory, always following certain principles for obtaining a representative specimen.