Introduction: The healthy gingiva almost completely accommodates the interproximal spaces between teeth in the oral cavity. But sometimes, there is frequent increase in the size of the gingiva, which is called gingival enlargement. It mainly occurs as inflammatory, noninflammatory (fibrous), any drug induced (Cyclosporine A, Phenytoin, Amlodipine, Nifedipine), and mixed type (systemic diseases ...

The occurrence of diurnal variations of hemoglobin in the blood of normal people has been reported by a number of observers. Dreyer, Bazett, and Pierce (1) and Rabinowitch (2) have made determinations of the hemoglobin content of the blood of normal adults during the day and find a possible variation of 20 to 30 per cent of the average content. Short (3) finds a possible variation of 17 per cen...

The aim of the present study was to determine seasonal variations in semen characteristics, testicular size, and plasma testosterone concentration in Iranian Khalkhali goats. An artificial vagina was used to collect semen from 10 bucks (2–4 years of age), from November 2013 to October 2014. Testicular circumference was higher (P<0.05) from September to October. Ejaculate volume, sperm ...

purpose: to determine normal values of standard full field electroretinography (erg) and to evaluate variation with age in an iranian population. methods: the amplitudes and implicit times of ergs from 170 normal subjects aged 1 to 80 years were recorded according to the international society for clinical electrophysiology of vision. study participants included subjects who refered to our clini...

background  to report normal variations of the limbal structures using in vivo laser scanning confocal microscopy. methods: this was a retrospective study of fourteen eyes from 11 healthy individuals. confocal imaging of cornea and limbus was performed using heidelberg retina tomograph iii rostock corneal module. results: the typical structure of the palisades of vogt (pov) was detected in 57% ...

introduction: the brachial plexus is responsible for the innervation to the upper limb and some parts of the thorax. variations in the branching of the brachial plexus are common and have been reported in 65.3% of the population. the variations (atypical communication) of brachial plexus have significant clinical and surgical importance. methods: in this study 10 upper limbs which belonged to 5...

background and aims. it is critical to have a proper knowledge of the normal anatomy of the pulp and its variations for the success of endodontic treatment. the purpose of this study was to investigate variations in the root canal system of maxillary first permanent molars in an iranian population. materials and methods. in this study, 137 maxillary first molars were decalcified, dye-injected, ...