Prevalence and patterns of chromosomal abnormalities among Egyptian patients with infertility: a single institution’s 5-year experience

Prevalence and type of dental abnormalities among patients with different skeletal malocclusion classes in northern Iran

Background: Dental abnormalities are considered important, since they cause aesthetic and functional problems for people. Orthodontic treatment becomes more complicated when craniofacial abnormalities are accompanied with dental abnormalities. Objective: This study aims to compare the frequency and type of dental abnormalities among patients with different skeletal malocclusion classes in nor...

Frequency and the Type of Chromosomal Abnormalities in Patients with Primary Amenorrhea in Northeast of Iran

Management of Laryngotracheal Trauma: A Five-Year Single Institution Experience

Introduction: Laryngotracheal trauma is a rare life-threatening emergency that requires early identification and immediate intervention. Here, we present 26 patients with laryngotracheal trauma from a tertiary hospital in India. The aim was to describe the clinical presentation and management of laryngotracheal trauma patients.   Materials and Methods: This was a retrospective study of laryngot...

Association of Fetal and Parental Chromosomal Abnormalities with Congenital Anomalies

Background & Aims: Chromosome abnormalities are a major cause of miscarriage and neonatal mortality. The present study aimed to determine the association of fetal and parents chromosomal abnormalities with congenital anomalies. Methods: A cross-sectional study was performed in a tertiary referral center (Afzalipour Hospital) over 16 months period (2011-2012). The study groups consisted of 77 fe...

a comparison of teachers and supervisors, with respect to teacher efficacy and reflection

supervisors play an undeniable role in training teachers, before starting their professional experience by preparing them, at the initial years of their teaching by checking their work within the proper framework, and later on during their teaching by assessing their progress. but surprisingly, exploring their attributes, professional demands, and qualifications has remained a neglected theme i...