Does bulimia caus fluid on the lungs?

It can, yes. Some people with bulimia purge with ipecac. Chronic use of this can lead to heart failure and death. symptoms would include "fluid on the lungs." additionally, ongoing vomiting causes loss of electrolytes, which also affects heart rhythm and function. When it's failing, people can easily have "fluid on the lungs." please get medical help if you have bulimia.