Ridge preservation should be considered whenever possible after tooth extraction. Whether implant placement would be performed or for aesthetic consideration at pontic sites when conventional bridge is planned. Ridge preservation aims to maximize the bone formation accompanied with good soft tissue architecture to facilitate implant and prosthetic replacement restoring function, phonetics and aesthetics. the Aim of the study is To evaluate the bucco-lingual ridge width clinically and radiographically, height of buccal and lingual ridges of the socket after application of injectable platelet rich fibrin and autogenous dentin graft.

Inclusion Criteria:

• Age ≥ 18 years need of at least one single rooted tooth extraction.
• Non-restorable teeth.
• Systemically healthy patients.
• Good oral hygiene, Plaque index less than 15%.
• Non-smoker or Smoking ≤ 10 cigarettes/day.
• Cooperative patients able and accept to come for follow up appointments.

Exclusion Criteria:

• Any interim intervention that may have affected any of the outcomes of interest.
• Pregnant and lactation females.
• Smoking ˃ 10 cigarettes/day.
• Patients reporting systemic conditions that may compromise healing or bone metabolism (eg: diabetes).
• Patients with poor oral hygiene.
• Any known allergies.