Bearded dragon nutrition — low calcium:phosphorus diet and poor UVB drive secondary nutritional hyperparathyroidism
The text below is reproduced verbatim from the first-hand source (Merck Veterinary Manual).
> Secondary nutritional hyperparathyroidism is the most common bone disease encountered in reptile practice. It is caused by poor diet (low calcium:phosphorus ratio, vitamin D3 deficiency) or poor husbandry (lack of UVB light, inadequate thermal provision) (see secondary nutritional hyperparathyroidism photograph and radiograph).
Source: pdf-raw/exotic-b3/reptile_nutrition.txt (first-hand professional veterinary reference, tag-stripped).
Claims (verified C1 substrings of source_file)
Secondary nutritional hyperparathyroidism is the most common bone disease encountered in reptile practice. It is caused by poor diet (low calcium:phosphorus ratio, vitamin D3 deficiency) or poor husbandry (lack of UVB light, inadequate thermal provision) (see secondary nutritional hyperparathyroidism photograph and radiograph).