“…5 Gastroesophageal reflux disease (GERD), diaper rash, cow's milk allergy, Diphtheria Tetanus Pertussis (DTP) immunization, insect bites, lactose overload/malabsorption (there should be accompanying frothy watery diarrhea with perianal excoriation), hunger, excessive tiredness and difficulties with breast feeding, viral illness, nonaccidental trauma, acute otitis media, urinary tract infection, meningitis, herpes infection, pneumonia, cellulitis, septic arthritis, osteomyelitis, tourniquet entrapment of digits and penis, corneal abrasions, ocular foreign body, retinal hemorrhage, retinal detachment, glaucoma, torsion of testis, urinary retention, obstructed inguinal and femoral hernia, constipation with or without anal fissure, intussusception, intestinal obstruction, foreign body in airway, supraventricular tachycardia, burns, sickle cell anemia crisis, pseudotumor cerebri, electrolyte, and acid-base imbalance are most of the various causes of excessive cry in infants, as found by us upon extensive search of the literature. 4,6 However, none of the earlier problems explains the paroxysmal nature of crying every day afternoon to evening, followed by falling asleep, persisting for 1.5 months duration in an otherwise healthy and playful infant of 5 months of age. As mentioned earlier, infant was exclusively breast fed and had no cow's milk exposure.…”