According to the classification of World Health Organization, primary adenocarcinomas of the sinonasal tract can be initially classified as salivary and non-salivary types. The latter are further divided into intestinal and non-intestinal types. Sinonasal intestinal-type adenocarcinoma(ITAC) is rare adenocarcinoma subtype, which is closely occupational exposure to hardwood dusts, leather. In this study, we present a case of ITAC in a 68-year-old man. We successfully treated with wide excision and soft tissue reconstruction with free anterolateral thigh flap.

Abstract
Ⅰ. INTRODUCTION
Ⅱ. CASE REPORT
Ⅲ. DISCUSSION
REFERENCES

• 조현규(연세대학교 치과대학 구강악안면외과학교실) | Hyeon-Gyu Jo (Department of Oral & Maxillofacial Surgery, Yonsei University College of Dentistry)
• 노태호(연세대학교 치과대학 구강악안면외과학교실) | Taeho Roh (Department of Oral & Maxillofacial Surgery, Yonsei University College of Dentistry)
• 한승용(연세대학교 치과대학 구강병리학교실) | Seung-Yong Han (Department of Oral Pathology, Yonsei University College of Dentistry)
• 조은애산드라(연세대학교 치과대학 구강병리학교실) | Eunae Cho (Department of Oral Pathology, Yonsei University College of Dentistry)
• 남웅(연세대학교 치과대학 구강악안면외과학교실) | Woong Nam (Department of Oral & Maxillofacial Surgery, Yonsei University College of Dentistry) Corresponding Author