Signs and symptoms of the chronic phase of Chagas disease may occur 10 to 20 years after initial infection, or they may never occur. In severe cases, however, Chagas disease signs and symptoms may include: 1  Irregular heartbeat.2  Congestive heart failure. 3  Sudden cardiac arrest.4  Difficulty swallowing due to enlarged esophagus.igns and symptoms of the chronic phase of Chagas disease may occur 10 to 20 years after initial infection, or they may never occur. In severe cases, however, Chagas disease signs and symptoms may include: 1  Irregular heartbeat.
Behind the octopus's head, directly opposite the arms, is its mantle. The mantle is a highly muscled structure that houses all of the animal's organs. Its gills, hearts, digestive system and reproductive glands are all crammed into this one space.
Once the octopus reaches adulthood, it will eventually get the urge to mate. As with most creatures, the octopus's main purpose in life is to reproduce. However, if it knew just what was waiting for it soon after, it might think twice.Both the male and female octopuses die soon after mating.nce the octopus reaches adulthood, it will eventually get the urge to mate. As with most creatures, the octopus's main purpose in life is to reproduce. However, if it knew just what was waiting for it soon after, it might think twice.