Wounds of the nose may require veterinary attention. Thermal Injuries Burns can occur on the belly and underside of iguanas that lie on heating pads or hot rocks and are too weak to move off them. Burns can also occur if iguanas come into contact with heat lamps that have been placed within the cage. Treatment depends upon the severity of the burn. The most common external parasites affecting iguanas are mites and ticks.
Ticks appear as dark spots between the scales.
Gastrointestinal parasites, including worms and protozoa, can cause diarrhea, weight loss, and malnutrition. The veterinarian will need a stool sample to check for gastrointestinal parasites. Egg Binding Iguana breeding season is from November through March. These females have a swollen belly and a decreased appetite. The diagnosis of egg binding is confirmed with x-rays.