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What is An athelete presented with red coloured urine after 2 days of history of severe exertion. The most probable cause is? and explain in detail?
ANSWER: (D) MyoglobinuriaREF: Harrison's Internal Medicine 17th edition chapter 382,Physiology and pathology of the urine by John dixon p. 49Red color urine may be due to hemoglobin or myoglobin. In the question clue is given that patient is an athlete who competed in an event which lead to sternous exercise and hence increased myoglobin in the urine."The states of energy deficiency cause activity-related muscle breakdown accompanied by myoglobinuria, appearing as light-brown- to dark-brown-colored urine"