Rodrigo Arrangoiz MS, MD, FACS Cancer Surgeon

What is Head and Neck Surgery? What You Need to Know About Head and Neck Cancer Treatments That Provide Life-Saving Results By Dr. Rodrigo Arrangoiz, MS, MD, FACS, FSSO – Surgical Oncologist, Mount Sinai Medical Center From the way we speak and eat to how we breathe and express emotions, the head and neck region plays a vital role in daily life. Unfortunately, this complex area is also…

Structural incomplete response (SIR) in differentiated thyroid cancer (DTC): Is defined as persistent or newly identified locoregional or distant metastases on imaging: Usually in conjunction with elevated thyroglobulin (Tg) and / or anti-thyroglobulin antibody (TgAb) levels It is one of four response-to-therapy categories in the ATA dynamic risk stratification system: Alongside excellent,…

Maxillary Artery The maxillary artery supplies deep structures of the face. It branches from the external carotid artery just deep to the neck of the mandible. Structure: The maxillary artery, the larger of the two terminal branches of the external carotid artery: Arises behind the neck of the mandible, and is at first imbedded in the substance of the parotid gland. It passes forward…

The main trunk of the maxillary artery: Is divided into three parts: Which are named according to related structures along the artery’s course These three parts are: The mandibular division (1st part / bony part): Named as such because it winds around deep to the neck of the mandible The pterygoid division (2nd part / muscular part): It has this name because it travels between the two…

The proximity or direct extension of a primary tumor of the oral cavity to the mandible requires appropriate radiological studies to establish the presence and extent of bone involvement: Although the absence of radiographic findings does not rule out bone invasion: Bone destruction as seen on the radiograph confirms tumor invasion Radionuclide bone scans: Often are positive before the…