leech therapy was popular for many centuries. while many research studies have supported the medical use of hirudo medicinalis, other species have not received that much attention. due to the large demand and lack of supply, more research is needed to justify the medical use of other species. ibn al quffprovided general guidelines on differentiating between the beneficial and toxic types of lee...

BACKGROUND Postoperative nausea and vomiting (PONV) is a common complication after general anesthesia, and the prevalence ranges between 25% and 30%. The aim of this study was to determine the preventive effects of dry cupping on PONV by stimulating point P6 in the wrist. METHODS This was a randomized controlled trial conducted at the Imam Reza Hospital in Kermanshah, Iran. The final study sa...

Iodine is commonly used as a contrast agent in nonmedical science and engineering, for example, to visualize Darcy flow in porous geological media using X-ray computed tomography (CT). Undesirable beam hardening artifacts occur when a polychromatic X-ray source is used, which makes the quantitative analysis of CT images difficult. To optimize the chemistry of a contrast agent in terms of the be...

We report a rare case of optic nerve atrophy with severe disc cupping resulting from methanol poisoning. A 30-year-old man presented to the hospital complaining of decreased visual acuity in both eyes a day after drinking alcohol containing methanol. His initial visual acuity allowed for only visualizing hand motion and not corrected in either eye. Initial intraocular pressure was within normal...