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Cyanide is a potent cytochrome c oxidase (COX, a.k.a. Complex IV) inhibitor, causing asphyxiation of cells. As such, cyanide poisoning is a form of histotoxic hypoxia, because it interferes with the ability of cells to take or use oxygen via oxidative phosphorylation. [ 25]: 1475. Specifically, cyanide binds to the heme a3-CuB binuclear center ...
Cyanopsia often occurs for a few days, weeks, or months after removal of a cataract from the eye. Cyanopsia also sometimes occurs as a side effect of taking sildenafil, tadalafil, or vardenafil. [1] Cyanopsia is a medical symptom and not a sign. It is a purely subjective state and can be caused by a physical or functional abnormality of the eye ...
Oxygen toxicity is a condition resulting from the harmful effects of breathing molecular oxygen ( O. 2) at increased partial pressures. Severe cases can result in cell damage and death, with effects most often seen in the central nervous system, lungs, and eyes. Historically, the central nervous system condition was called the Paul Bert effect ...
The detached retina was caused by a cancerous tumor that had wrapped around Hensley’s optic nerve. She was diagnosed with ocular melanoma that began when the freckle in the back of her eye ...
Trepopnea /tɹɛpəʊpˈniːə/ is dyspnea (shortness of breath) that is sensed while lying on one side but not on the other [ 1] (lateral recumbent position). It results from disease of one lung, one major bronchus, or chronic congestive heart failure that affects only a side of breathing. Patients with trepopnea in most lung diseases prefer ...
Pneumonia is an infection of one or both lungs caused by bacteria, viruses, or fungi. Pain, cough, and fever ensue—and so does a sharp or stabbing chest pain that’s worse with deep breathing ...
Bad breath, also known as halitosis, is a symptom in which a noticeably unpleasant breath odour is present. [1] It can result in anxiety among those affected. [1] It is also associated with depression and symptoms of obsessive compulsive disorder. [1] The concerns of bad breath may be divided into genuine and non-genuine cases. [2]
36 years and 10 months – "Running Up That Hill" – Kate Bush (August 1985-June 2022) [3]25 years and 4 months – "Unchained Melody" – The Righteous Brothers (August 1965-November 1990) [4]