NEET MDS Shorts
43433
PedodonticsA chisel can effectively remove gross subgingival calculus in deep narrow pockets with fibrotic tissue.
95057
INI CET
Proliferative verrucous leukoplakia (PVL) is a high-risk form of leukoplakia with a very high rate of malignant transformation, often exceeding 70% in some studies. Speckled leukoplakia also has a significant malignant potential, higher than homogenous leukoplakia, but generally lower than PVL. Lichen planus has a much lower potential for malignancy.
80854
Prosthodontics
Explanation: While it is important for the vertical
dimension of occlusion (VDO) to be satisfactory, and for the patient's
appearance and denture base extension to be adequate, the statement that
"centric occlusion should not coincide with centric relation" is not a necessary
condition for relining. In fact, in many cases, centric occlusion and centric
relation should coincide for optimal function. Therefore, option 2 is the
correct answer.
12716
RadiologyToo light, thin, faded image on radiographic film is the result of exhausted developer solution.
35831
RadiologyThe region closest to satisfying all the principles of shadow casting and parallel placement of the film in a paralleling technique full mouth series of periapical radiographs is mandibular molar view.
22357
General Microbiologythe live oral vaccine for typhoid fever is Typhoralx, which is a Gal E mutant of S. typhi. The mechanism of action involves the attenuated bacteria colonizing the intestinal mucosa and inducing an immune response that protects against subsequent infection with the pathogenic strain.
34410
General Medicine
Hydatid disease, caused by Echinococcus granulosus, primarily affects the liver in approximately 70% of cases. This is because the ova ingested by humans are carried to the liver via the portal venous system, where they are trapped and develop into cysts.
53257
ProsthodonticsThe half moon shape is ideal for canine rests as it provides adequate support and stability for the removable partial denture.
99206
General MedicineHypercalcaemia is commonly associated with squamous cell lung carcinoma due to parathyroid hormone-related peptide (PTHrP) production, which mimics parathyroid hormone and raises calcium levels.
48467
Oral SurgeryLocal infiltration is a safe and effective technique for achieving anesthesia in most situations. However, it is contraindicated in the presence of infection in the arch because it can spread the infection further or lead to complications like an abscess. Hypertension and kidney problems are not direct contraindications to local anesthesia, but they may require careful monitoring of the patient's condition. Diabetes with urine sugar present does not directly contraindicate the use of local anesthetics unless there are severe complications or neuropathy involved.