mal parido refers to being born via C-section, literally through the stomach, whereas bien parido refers to a natural vaginal birth (note: outside of this literal context, malparido is a very common and heavy insult meaning bastard or son of a bitch).
the baby is born through the stomach in a mal parido, but if the baby is born through the vagina he is bien parido.
A belly or gut, especially one that is protruding or bloated. (In El Salvador, a child's swollen belly is often associated with having intestinal parasites).
Look at the cirimba on that kid, maybe he has worms. / What have you been eating? You have a big cirimba showing.
A common folk ailment with vague symptoms, described as a pain or discomfort in a man's abdomen (often attributed to a displaced mass or knot in the belly in Dominican folk medicine).
My husband got a padrejón and I do not know where that pain came from.