The mites may cause intense itching. Your veterinarian can confirm the mites with a skin scraping. Treatment is Ivomec injected SQ, 1cc per 100 lbs. Megaesophagus - A condition of the esophagus, the main sign is regurgitation and choking after swallowing. Generally affected animals are smaller and unthrifty.
Associated signs are cough, fever, weight loss, and nasal discharge.
Veterinary consultation is necessary. The larvae then enter ground snails which can be ingested by llamas and alpacas in the pasture. The larvae then migrate throughout the spinal cord and the brain causing damage to the central nervous system. There is no way to diagnose Meningeal Worm definitely, but sometimes symptoms can be treated effectively. Most common symptoms are rear leg weakness, lameness, staggering and stiffness, circling, abnormal head position, and gradual weight loss.