Tunica albuginea (penis): The tunica albuginea is the fibrous envelope of the corpora cavernosa penis. It consists of approximately 5% elastin, an extensible tissue that is primarily made up of the amino acids glycine, valine, alanine, and proline.Venous leak: Venous Leak, also called Venogenic Erectile Dysfunction and Penile Venous Insufficiency, is a cause of Erectile Dysfunction in males, often inflicting young men, unlike other organic causes of Erectile Dysfunction. Much about the venous leaks is still unknown and many aspects of the condition is highly controversial among the medical community.Peyronie's diseasePriapismNocturnal penile tumescence: Nocturnal penile tumescence (abbreviated as NPT), also known colloquially as morning wood, is a spontaneous erection of the penis during sleep or when waking up. All men without physiological erectile dysfunction experience nocturnal penile tumescence, usually three to five times during the night, typically during REM sleep.Wake Forest Institute for Regenerative Medicine: Wake Forest Institute for Regenerative Medicine (WFIRM) is a research institute affiliated with Wake Forest School of Medicine and located in Winston-Salem, North Carolina, United States.Metallosis: Metallosis is the putative medical condition involving deposition and build-up of metal debris in the soft tissues of the body.Urethral soundingRobot-assisted double heart valve replacement: The first robotic-assisted double heart valve replacement was carried out in the Chennai region of India at Chettinad Hospital. Considered a rare form of surgery, this is the first instance of such a procedure using robotic surgery.