Comparison of Osteoporosis, gout, rheumatoid arthritis, osteomalacia, and osteoarthritis Condition Signs & Symptoms Pathophysiology Etiology Manifestations Possible Complications Treatments Osteoporosis Loss of height, a stooped body posture, back pain, and easy bone fracturing When loss of bones is more significant than bone formation, osteoblast and osteoblasts cannot produce need bones to compensate for the incurred loss. Estrogen calcium deficiency Low calcium Testosterone It is a skeletal disorder that takes place due to bone fractures. Mostly a fracture in the spine and hip. A hip fracture can happen due to the fall and result in more severe complications or even death. Alendronate, Bisphosphonates Ibandronate Calcium diet and Zoledronic acid Osteomalacia Bone pain, Bones that fracture easily and Muscle weakness