The retina (the light-sensitive membrane lining the back of the eye) receives its blood supply from the central retinal artery, a tiny blood vessel that enters the back of the eye through the optic nerve. Sometimes, usually in middle-aged or…
Retinal detachment occurs when the retina—the light-sensitive membrane that lines the inside of the back of the eye—lifts away from the choroid, the layer of blood vessels beneath the retina that supplies the eye with oxygen and nutrients. In most…
Diabetic retinopathy is an eye disorder in which changes in the blood vessels of the retina (the light-sensitive membrane that lines the back of the eye) can lead to vision loss or blindness. The disorder occurs in people who have…
Macular degeneration is a disease characterized by irreversible deterioration of the light-sensitive cells of the macula—the part of the retina (the light-sensitive membrane lining the back of the eye) that provides sharp focus in the center of the field of…
Saeed Hosseini Head of IRHTO The practice and study of medicine in Persia has a long and prolific history. From the period in which the Parthians lived in their first birthplace near Kharazm, Aryan physician Trita (Serita) was famous among…
Saeed Hosseini is a graduate of political philosophy and medical sciences. A decade ago, he pursued his primary concern with creating a strong, civilized institution in the field of health tourism so that all stakeholders in this profession could maximize…
Duodenal Switch The duodenal switch is a weight loss operation that has been done for over 20 years but has increased in frequency significantly in the last several years. It has the greatest weight loss potential of all the operations…
Sleeve Gastrectomy surgery is a restrictive surgical procedure. It is restrictive in the sense that it "restricts" how much food the stomach can hold. Patients with excessively high BMI's (over 55), are at increased risk for Bariatric surgery. Therefore, your…
