Prevalence and morphological variations of maxillary sinus septa in different age groups: a CBCT analysis.

Background: There are limited data from Saudi Arabia on the prevalence and characteristics of maxillary sinus septa.

Objective: Determine the prevalence and morphological characteristics of septa in the maxillary sinus and their relationship to gender and age using cone beam computed tomography (CBCT).

Design: Cross-sectional SETTING: CBCT images acquired from the maxillofacial radiology department in a dental school.

Periodontal findings in systemic lupus erythematosus patients and healthy controls.

Objectives: To compare periodontal findings in systemic lupus erythematosus (SLE) patients and healthy controls, and to determine, whether there is a correlation between periodontal parameters and SLE biomarkers.

Methods: This cross-sectional study was conducted in the Faculty of Dentistry, King Abdulaziz University, Jeddah, Kingdom of Saudi Arabia between November 2012 and February 2014. Twenty-five participants diagnosed with SLE and 50 healthy controls were selected.