A cold injury is defined as one in which cold temperature is the agent that causes tissue damage. Types of cold injury include chilblains, trenchfoot, frostbite, and immersion foot. Notes
References
Whayne, Tom French; DeBakey, Michael E. (1984). Cold Injury, Ground Type (PDF). Medical Department, United States Army, in World War II. Washington, D.C.: U.S. Army Center of Military History. OCLC 19967629. Retrieved 25 June 2021.
It makes viewing stereograms possible.Monocular diplopia may be induced in many individuals, even those with normal eyesight, with simple defocusing experiments involving fine, high-contrast lines. Treatment
The appropriate treatment for binocular diplopia depends upon the cause of the condition producing the symptoms. Efforts must first be made to identify and treat the underlying cause of the problem. Treatment options include eye exercises, wearing an eye patch on alternative eyes, prism correction, and in more extreme situations, surgery or botulinum toxin.If diplopia turns out to be intractable, it can be managed as last resort by obscuring part of the patients field of view. This approach is outlined in the article on diplopia occurring in association with a condition called horror fusionis. See also
Binocular vision
Monocular rivalry
Orthoptics

References
Further reading
Fraine L (2012). "Nonsurgical management of diplopia". The American Orthoptic Journal. 62: 13–18. doi:10.3368/aoj.62.1.13. PMID 23002469. S2CID 218549699. External links

Deciphering Diplopia