Background: Methanol is a highly toxic alcohol and causes such severe side effects as CNS depression, blindness, acute renal failure and even death. Methods: Patients were three male referrals (aged 29-56 years) to the poisoning center at Taleghani Hospital, Urmia, Iran, in 2020. They had unknowingly ingested methanol. Their chief problems were bilateral blindness and metabolic acidosis. Upon ...

Color blindness is deficiency of color vision. Due to presence of color blindness, human eye becomes unable to differentiate colors with each other. Generally reason behind color blindness is genetic but sometimes it happens due to some damage and disorder in brain and eye. Color blindness is of many types like Red-Green, Blue-Yellow etc. Red-Green color blindness is most common type of deficie...

Safety activities may provide assurance of safety even where such assurance is unwarranted. This phenomenon – which we will call “probative blindness” – is evident both in hindsight analysis of accidents and in the daily practice of safety work. The purpose of this paper is to describe the phenomenon of probative blindness. We achieve this by distinguishing probative blindness from other phenom...

visual sciences have been progressing quickly in recent decades through globalization phenomenon. an enormous change has taken place in ocular health issues, however, there are various problems facing ophthalmic public health worldwide. in the previous years, the world health organization and the international agency for the prevention of blindness in partnership launched the global initiative ...