<prompt> Larvae of Ascaris lumbricoidis most commonly causes-Cardiac symptomsRespiratory symptomsGenitourinary symptomsCerebral symptoms  <response>: Ans. is b i.e., Respiratory symptoms Ref: Harrison 18thep. 1739, 1740o Clinical manifestations of ascariasis can be divided into two groups :-Due to adult worm : Adult worm causes malnutrition, abdominal pain, anorexia, intestinal obstruction, appendicitis, obstructive jaundice, pancreatitis, intestinal perforation and allergic manifestations.Due to migrating larva : Loefflers syndrome eosinophilic pneumonia. 