Rodrigo Arrangoiz MS, MD, FACS Cancer Surgeon

www.arrangoizmd.com

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The ASCO 2026 Annual Meeting Features a Rich Landscape of New Research in Head and Neck Cancer

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The ASCO 2026 Annual Meeting Features a Rich Landscape of New Research in Head and Neck Cancer

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Not all Recurrent Thyroid Cancer Behaves the Same Way.

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Lower Cheek Flap Approach for Oral Cavity Tumor

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Visor Flap Approach for Oral Cavity Cancer

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Cancer of the Retromolar Trigone (RMT)

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Head and Neck Cancer Awareness Month

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…

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Structural Incomplete Response (SIR) in Differentiated Thyroid Cancer (DTC)

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,…

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Ribociclib (Kisqali®) From the NATALEE Trial with 5-Year Update

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LEAP-10 Phase III in R/M HNSCC: Signals Without Survival Shift

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Anatomy of the Maxillary Artery

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…

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Maxillary Artery Anatomy

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…

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Imaging in Oral Cavity Cancer

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…

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When to Include Level IV in Elective Neck Dissections in cN0 Oral Cavity Squamous Cell Carcinoma (SCC)

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Byers et al. Skip Metastasis Rate

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Comprehensive Review of the Literature on Elective Neck Dissection (END) for Oral Cavity Squamous Cell Carcinoma (SCC)

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Depth of Invasion (DOI) in Oral Cavity Cancers: AJCC 8th vs 9th Edition — What Changed?

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