Multilevel "fish-vertebra" sign in a patient with idiopathic osteoporosis.

"Fish-vertebra" is an uncommon deformity of vertebral body shape, consisting of central depression of the superior and inferior surfaces of vertebral bodies. It is characteristic in idiopathic osteoporosis and can help in the differential diagnosis of other conditions, such as osteomalacia, hyperparathyroidism, sickle cell disease, Paget disease, and multiple myeloma.

Avulsion fracture of the ischial tuberosity: A surgical dilemma.

The clinician should make the treatment choice considering the patient's requirements. Thus, surgical treatment can successfully achieve long-lasting satisfactory results and provide the best chance for a rapid return to sports.

Sebaceous neoplasms: Just the thin end of the wedge.

The presence of sebaceous neoplasm should alert physicians to thoroughly investigate for underlying malignancies. Awareness on MTS should be raised within physicians, since this may be just the thin end of the wedge.

Blount's disease: The importance of early diagnosis and early treatment.

The purpose of this image is to raise awareness of the early diagnosis and treatment of Blount's disease. Failure to distinguish between physiologic genu varum and early onset of Blount's disease can lead to irreversible outcomes, including progressive deformity with gait deviations, limb-length discrepancy, and premature arthritis of the knee.