I feel a lump on the left side of the abdomen and one on the right ultrasound didn't show anything now can this be a mass or its the same thing?

Soft bones: Rickets is a disorder of children caused by a lack of vitamin D, calcium, It leads to softening and weakening of the bones. Usually caused by lack of sunlight or dietary intake. Rarely it can be caused by a genetic disorder or from those who have disorders that prevent absorption of minerals and vitamins Similar disorder in adults is called osteomalacia