ABSTRACT BACHELOR OF APPLIED SCIENCE PROGRAM IMAGING RADIOLOGY TECHNOLOGY STUDY PROGRAM RADIODIAGNOSTICS AND RADIOTHERAPY DEPARTMENT HEALTH POLYTECHNIC OF HEALTH MINISTRY JAKARTA II THESIS, 2025 FAISAL M ANALYSIS OF WINDOW WIDTH AND WINDOW LEVEL VARIATIONS IN THE ANATOMICAL INFORMATION OF ABDOMINAL CT SCANS FOR INTRAABDOMINAL MASS CASES USING A SIEMENS 16-SLICE CT SCANNER UNDERTA…