NEET MDS Shorts
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Oral SurgeryNasopharyngeal angiofibroma is a rare, benign, but locally aggressive tumor that arises in the nasopharynx. It is notable for occurring almost exclusively in adolescent males.
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Oral SurgeryMultiple myeloma is a type of cancer that affects plasma cells in the bone marrow. The standard treatment typically involves a combination of therapies, as it is a systemic disease not treatable with localized surgery alone. Chemotherapy, often combined with radiotherapy (especially for localized bone lesions), is the treatment of choice.
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NEETMDS
Verapamil is actually a drug of choice for paroxysmal supraventricular tachycardia (PSVT). It is a calcium channel blocker that depresses Ca++ mediated depolarization. It does not produce reflex tachycardia and can cause constipation.
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INI CET
T2-weighted (T2W) MRI sequences are typically used to assess soft tissue pathology. In T2W images, fluids and areas with high water content (such as edema, inflammation, or most tumors) appear bright (high signal intensity), making pathologies more conspicuous than on T1-weighted images.
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PedodonticsThe PMA index measures the severity of gingivitis and periodontitis.
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State PSC PYQThe DMFT (Decayed, Missing, and Filled Teeth) index is used to measure both the prevalence and severity of dental caries in an individual. It quantifies the number of teeth that are decayed, missing due to caries, or filled, providing a comprehensive assessment of past and present caries experience.
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PedodonticsSevere and acute periodontal disease in AIDS patients is due to reduced number of T cells.
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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.
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PharmacologyCompetitive antagonists bind to receptors but do not activate them, meaning they have no intrinsic activity. They have affinity for the receptor, allowing them to compete with agonists for binding.
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EndodonticsCorticosteroids are anti-inflammatory agents that can be used to manage acute pulpal pain when immediate pulp extirpation (removal) is not feasible. Their mechanism of action involves reducing inflammation within the pulp tissue, thereby alleviating pain.