CHONDROCALCINOSIS



Calcification of hyaline(articular) cartilage or fibrocartilage (menisci) or ligaments.

AP Radiograph of both knees: Calcifications of menisci of both knees




Lateral radiograph of right knee: Thin calcifications of menisci

Location

• Knee : Menisci, patellofemoral cartilage
• Wrist :Triangular fibrocartilage in distal radioulnar joint
• Pelvis : Sacroiliac joint , Symphysis pubis
• Spine :Annulus fibrosis of lumbar intervertebral disk
• Shoulder :Glenoid , Acromioclavicular joint
• Hip :Labrum
• Elbow , Ankle

Causes:

• Osteoarthritis
• CPPD (calcium pyrophosphate dihydrate deposition disease)
• Hyperparathyroidism
• Hemochromatosis
• Hypothyroidism
• Hypomagnesemia
• Hypophosphatasia
• Ochronosis