The case is the cornerstone of case teaching. The construction of case database can support case teaching and its orderly development. The clinical cases of gynecology of Chinese medicine were collected， sorted and processed in combination with the teaching syllabus and teaching objective. Operating platform was based on the Excel table. The column was divided into overview， menstrual disorders， leukorrhoeal diseases， pregnancy disease， postpartum disease and miscellaneous diseases of gynecology with hierarchical set of 15 modules per column， including basic information， complaints， history， symptoms， physical examination， diagnosis， application purpose and context and so on. And the corresponding search term was also selected. Cases can be divided into introduction cases and improvement ones according to their easiness and difficulty， into typical cases and atypical ones according to their feature types. Case database content also needs to be constantly revised by teaching activities to make it more suitable for clinical teaching.