Secondary causes are many and mean osteoporosis that is being caused by another condition or medication, rather than primary osteoporosis that is caused by genetics, aging, etc.
Zininzi izinto zesibini ezibangela esi sifo yaye zixela isifo sobuthathaka nokuphela kwamathambo esibangelwa yenye ingulo okanye liyeza elithile ingesiso isifo sobuthathaka nokuphela kwamathambo esibangelwa yimfuza, ukwaluphala, njl njl.