NEET MDS Shorts
74521
Oral Medicine
Huntington's disease is a relatively rare genetic disorder with a prevalence of approximately 1 in 10,000 individuals. It is an autosomal dominant condition, meaning that a person only needs to inherit one copy of the mutated gene from a parent to develop the disease. The onset is typically in the fourth or fifth decade of life, and it is characterized by chorea, behavioral disturbances, and progressive cognitive decline.
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Oral medicineFibroadenosis (fibrocystic disease) is a benign condition of the breast. It represents a spectrum of benign breast changes including cysts, fibrosis, and epithelial proliferation. While it may cause discomfort, it is not premalignant and does not significantly increase cancer risk.
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Oral medicineAn antibioma is a localized mass of granulation tissue that forms in response to the presence of antibiotics, often as a result of an infection. It is not a tumor in the traditional sense but rather a reactive tissue response to the antibiotic treatment.
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Oral Medicine
Paget's disease is characterized by excessive and abnormal bone remodeling, which results in increased bone turnover. This increased turnover is reflected in the serum by high levels of alkaline phosphatase, an enzyme involved in bone formation. While calcium and phosphorus levels may be affected in some cases, the hallmark biochemical abnormality in Paget's disease is elevated alkaline phosphatase.
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Oral Medicine
Folic acid deficiency is most commonly due to inadequate dietary intake or increased metabolic demand, such as during pregnancy.
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Oral Medicine
Huntington's disease is characterized by two main clinical features: chorea (involuntary, irregular, and sudden jerky movements) and behavioral disturbances. These symptoms may occur alone or in combination, with the choreic movement disorder typically becoming more pronounced over time.
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Oral Medicine
Chronic venous insufficiency is characterized by a range of symptoms and physical findings, including varicose veins, pitting edema, and venous ulcers, particularly around the medial malleolus (ankle). These symptoms result from impaired venous return and increased venous pressure in the lower extremities.
32723
Oral Medicine
Secondary syphilis is characterized by the development of mucocutaneous lesions, including mucous patches, which are painless, erythematous ulcers with a smooth, moist, and glistening appearance, often found on the oral mucosa. These lesions can occur anywhere in the oral cavity but are particularly common on the tongue, palate, and buccal mucosa.
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Oral Medicine
Valvular heart disease symptoms typically include weakness on exertion, rapid heartbeat, chest discomfort, and fainting spells. However, an abnormal body temperature is not a common symptom associated with valvular heart disease.
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Oral Medicine
Rifampicin is a first-line drug for the treatment of tuberculous meningitis. It has excellent penetration into the cerebrospinal fluid and is bactericidal. Isoniazid and ethambutol are also commonly used as part of a multi-drug regimen, but rifampicin is particularly important due to its ability to cross the blood-brain barrier effectively and its rapid bactericidal activity against Mycobacterium tuberculosis.