NEET MDS Shorts
62066
RadiologyLateral skull view is used for viewing all of the following except nasal septum.
55546
RadiologyWhich of the following helps in distinguishing an osseous neoplasm and a cyst on an X-ray: peripheral bone formation.
57912
RadiologyA 60-year-old male with a 1 cm lytic area in the lower bicuspid region on OPG has a most probable diagnosis of any one of the above.
82483
RadiologyExplanation: Among the imaging techniques listed, a CT (computed tomography) scan typically involves the highest radiation exposure to the patient. This is due to the multiple X-ray images taken from different angles to create cross-sectional images of the body.
53911
Radiology
Hyperparathyroidism is a condition characterized by an
overproduction of parathyroid hormone (PTH), which leads to increased bone
resorption and changes in bone density. The radiographic features associated
with hyperparathyroidism include: Loss of Lamina Dura: The lamina dura is the thin layer
of dense bone that lines the tooth socket (alveolus). In
hyperparathyroidism, the loss of lamina dura can be observed due to the
increased osteoclastic activity and bone resorption. Ground Glass Appearance: This refers to a radiographic
appearance of bone that looks hazy or "ground glass" rather than having a
clear, well-defined structure. This appearance is due to the alteration in
bone density and the presence of fibrous tissue replacing normal bone. Osteogenesis Imperfecta: This condition is characterized
by brittle bones due to a defect in collagen formation. Radiographically, it
may show thin cortices and osteopenia, but not typically a ground glass
appearance. Osteopetrosis: This is a condition of excessive bone
density due to impaired osteoclast function. Radiographically, it shows
increased radiopacity (dense bones) rather than a ground glass appearance. Osteitis Deformans (Paget's Disease): This condition is
characterized by disorganized bone remodeling. Radiographically, it can show
a "cotton wool" appearance and enlarged bones, but it does not typically
present with a loss of lamina dura or a ground glass appearance in the early
stages.
Other Options:
62284
RadiologyYellowish-brown staining of the IOPA dental X-ray film is due to immersion in fixer without washing.
90582
RadiologyA consistent radiographic feature in Paget's disease is hypercementosis of tooth.
98756
RadiologyThe imaging technique called basic "sectional" or "slice" radiography is tomography.
28165
Radiology
The "salt-paper" appearance in intraoral periapical radiographs is often associated with thalassemia due to changes in the bone structure.
In thalassaemia, particularly in the case of thalassaemia major, there can be
changes in the bone structure due to marrow hyperplasia and compensatory
changes. This can lead to a "salt-and-pepper" or "salt-paper" appearance on
radiographs, which is characterized by a mottled pattern of radiolucency and
radiopacity in the bones, including the jaw. Osteoporosis can lead to generalized bone loss and may show decreased bone
density on radiographs A periodontal abscess typically presents as a localized radiolucency around
the root of a tooth on radiographs Sjogren's syndrome primarily affects the salivary and lacrimal glands,
leading to dry mouth and dry eyes
60581
RadiologyA thin radiolucent line which follows the root outline on X-rays is the periodontal ligament.