Table 1 The basic technical requirements for applying teledentistry in oral medicine

1. Teledentistry platform

- Email [29,30,31,32]

- Telephone [33, 34]

- Social network applications [6,7,8, 24, 35,36,37,38,39,40,41,42]

- Special teledentistry system [11, 14, 15, 19, 43,44,45,46,47,48,49,50,51,52,53]

2. Type of interactions

- Store and forward '[11, 14, 15, 19, 29,30,31,32, 38, 39, 41, 49, 52, 54]

- Real time [7, 8, 17, 33, 34, 36, 37, 44, 55]

- Both [16, 24, 35, 40, 43, 45, 47, 48, 50, 51, 53]

3. Internet connection

- Wi-Fi [41, 49], mobile data [45], GPRS [49]

4. Photography tool

- Mobile phone camera [7, 8, 11,12,13, 15, 17, 19, 24, 29, 35, 39, 40, 42, 45, 46, 48, 49, 52,53,54, 56, 57]

- Digital camera [13]

- Intra-oral camera with Fluorescent Aids [41] or without [14, 43]