Pregnancy and lactation-related osteoporosis in a 22-year-old-woman.

Key Clinical Message: Any pregnant or lactating woman with severe constant back pain, PLO must be kept in mind due to its effect on the quality of life of the mother and her child. Abstract: A 22-year-old woman, who delivered her first child 5 months ago and is now breastfeeding her baby, presented with mid-back pain. After investigations, including laboratory tests, X-rays, and bone density measurements, the diagnosis was PLO. The patient is being treated with calcium, vitamin D, and alendronate besides discontinuation of lactation.