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Biomedical subjects

R M Rankow

Publications and source records attributed to R M Rankow.

At least 19 recordsLinked to original sources

Branchiogenic carcinoma -- fact or fallacy?

The ongoing debate concerning the existence of malignant transformation of branchial cleft cysts has been analyzed, with the aid of previous reports and reviews in the literature. Six new cases are presented and illustrated. These occurred in 4 male and 2 female patients, having an average age of 60 years. Two of the lesions were within the parotid salivary gland. The longest period of survival was 3 1/2 years. New criteria for the acceptability of tumors as primary branchiogenic cancers are proposed. We believe that, using these strict criteria, rare examples of primary branchiogenic carcinomas do exist; their treatment should include whide local excision, followed by ipsilateral radical neck dissection.

Aged

Cysts, masses, and tumors of the accessory parotid gland.

An accessory parotid gland occurs in approximately 21 percent of human subjects. It is located anterior to the main parotid gland, usually just above Stensen's duct and connected by its own duct to the latter. Any lesions that can occur in the main parotid gland can also arise in an accessory parotid gland. For the excision of lesions of the accessory parotid gland, we prefer to turn the same cervicofacial flap used for a lateral or total parotidectomy. This permits one to fully visualize the superficial and deep main parotid segments, the trunk and the branches of the facial nerve, and the accessory parotid gland along with its duct system and Stensen's duct.

Adenoma

Ankylosis of the temporalis-coronoid complex of the mandible.

Ankylosis of the temporalis-coronoid complex is a clinical entity. The etiology is usually direct trauma to the temporalis muscle or coronoid process of the mandible. It is difficult to differentiate diagnostically from ankylosis of the adjacent temporomandibular joint, and should always be considered in the differential diagnosis of inability to open the mouth. The treatment is always surgical and the intraoral approach is favored. The cure rate with this modality of therapy has been gratifying.

Adult

Surgical treatment of orbital floor fractures.

Ninety patients with orbital floor fractures were treated by the Otolaryngology Service of the Columbia-Presbyterian Medical Center. Of these 90 patients, 58 were classified as coexisting and 32 as isolated. All fractures with clinical symptoms and demonstrable x-ray evidence should be explored. Despite negative findings by routine techniques, laminography may confirm fractures in all clinically suspicious cases. In this series, 100% of the patients explored had definitive fractures. A direct infraorbital approach adequately exposes the floor of the orbit. An effective and cosmetic subtarsal incision was utilized. Implants were employed when the floor could not be anatomically reapproximated or the periorbita was destroyed.

Adult