_____________________________________________________________________________________________________ *Corresponding author: E-mail: kashifomfs@gmail.com; Journal of Pharmaceutical Research International 34(5B): 18-26, 2022; Article no.JPRI.76006 ISSN: 2456-9119 (Past name: British Journal of Pharmaceutical Research, Past ISSN: 2231-2919, NLM ID: 101631759) Radiological Shortening of the Ramus: A Reliable Guide for Diagnosis of Unilateral Mandibular Condylar Fracture Tasneem Zoeb Haidry a , Kashif Ali Channar a* , Aftab Ahmed Kumbhar a , Tarique Hussain Shaikh a , Ram Pershad a , Bahvesh Maheshwari a and Sip Narejo b a Department of Oral and Maxillofacial Surgery, Institute of Dentistry, Liaquat University of Medical and Health Sciences, Jamshoro, Pakistan. b Liaquat University of Medical and Health Sciences,Jamshoro,Pakistan. Authors’ contributions This work was carried out in collaboration among all authors. Author TZH collected all data for this study and wrote the first draft of the manuscript. Author KAC performed the statistical analysis, author AAK wrote the protocol and design. Authors THS, RP, BM managed the analysis of the study and the literature searches. Author SN revised and edited the final draft of the manuscript. All authors read and approved the final manuscript. Article Information DOI: 10.9734/JPRI/2022/v34i5B35411 Open Peer Review History: This journal follows the Advanced Open Peer Review policy. Identity of the Reviewers, Editor(s) and additional Reviewers, peer review comments, different versions of the manuscript, comments of the editors, etc are available here: https://www.sdiarticle5.com/review-history/76006 Received 15 November 2021 Accepted 18 January 2022 Published 27 January 2022 ABSTRACT Aim: The aim of this study was to assess and compare the radiological shortening of the ramal height on an Orthopantomogram (OPG) x-ray and Lateral Cephalogram for the diagnosis of a unilateral condylar fracture. Study Design: Comparative Study. Place and Duration of Study: Department of Oral & Maxillofacial Surgery (OMFS), Liaquat University of Medical and Health Sciences, Jamshoro, Hyderabad over a period of 6 months. Methodology: The study included 100 patients coming to the OMFS department, 50 of them with unilateralcondylar fracture made up the patient group, and the other 50 for the extraction of lower wisdom tooth comprised the control group. Both groups were having the standardized OPGs alone with lateral cephalograms with them, age ranging from 18 and above of either gender. The following linear mandibular measurements were obtained in mm such as body Original Research Article