The underlying cause of death comes almost a month after the beloved Dodgers' pitcher was pronounced dead from a mysterious illness.

Valenzuela died last month at the age of 63 and TMZ obtained his death certificate on Tuesday, which also noted decompensated alcoholic cirrhosis and nonalcoholic steatohepatitis cirrhosis as underlying causes for the pitcher’s death.

Fernando Valenzuela’s cause of death has been determined after the Dodgers legend died last month at the age of 63. According to his death certificate, the broadcaster and former pitched died due to decompensated alcoholic cirrhosis and nonalcoholic steatohepatitis cirrhosis.

Legendary Dodgers pitcher Fernando Valenzuela's cause of death was septic shock, according to a death certificate obtained by TMZ.