Metabolic Bone Diseases — Flashcards

Flashcard 1: Radiological features of scurvy: Generalised _____

Answer: osteopenia

Flashcard 2: Calcification of the anterior longitudinal ligament in DISH leads to the appearance of _____ on radiography

Answer: Flowing candle wax

Flashcard 3: _____ shows eccentric well-lobulated lesions and sclerotic scalloped borders.

Answer: Non-ossifying fibroma (Bone tumor)

Flashcard 4: Langerhans cell histiocytosis (LCH) typically presents with solitary or multiple punched-out lytic lesions (with/without) a sclerotic rim?

Answer: Without a sclerotic rim

Extra: LCH lesions are well-defined, 'punched-out' lytic lesions without a sclerotic margin. In the skull, they often exhibit a 'beveled edge' appearance due to unequal involvement of the inner and outer tables.

Flashcard 5: Rugger jersey appearance is seen due to _____ of the superior and inferior vertebral endplates.

Answer: osteosclerosis

Flashcard 6: Thickened and sclerotic iliopectineal line, also known as Brim sign is seen in _____

Answer: Paget's disease of bone

Flashcard 7: _____ xray will show an area of ill-defined, permeative bone lesions with cortical destruction

Answer: Osteosarcoma

Flashcard 8: Increased _____ in osteoarthritis presents radiologically as subchondral sclerosis

Answer: bone density

Flashcard 9: The _____ sign is seen in spinal metastases.

Answer: winking owl

Flashcard 10: The following sign is also known as _____ sign

Answer: dagger