“Melrose Place” star Patrick Muldoon’s official cause of death has been confirmed.

The actor died from a myocardial infarction, known as a heart attack, according to documents obtained by Us Weekly Wednesday.

Underlying causes of his death included hereditary coagulopathy disorder , which is a condition that causes impaired blood clotting, and pulmonary embolism , defined as “a sudden blockage in a lung artery.”

Patrick Muldoon (pictured here on the set of “Melrose Place” in 1995) died from a heart attack. ©20thCentFox/Courtesy Everett Collection

Muldoon (seen here in March) passed away following a suspected heart attack on April 19. Admedia Photo / SplashNews.com

Muldoon passed away on April 19 .…