Category: M
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Mixed mania
A psychological condition characterized by the coexistence of depressive and manic symptoms within an individual’s mental state.
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Mitral valve leaflets
The mitral valve is made up of two valve leaflets (the anteromedial leaflet and the posterolateral leaflet) and a ring around the valve, known as the mitral valve annulus. The orientation of the two leaflets resembles a bishop’s miter, which is where the valve receives its name.
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Misprostol
A medication utilized in conjunction with mifepristone to induce contractions of the uterus, facilitating the expulsion of its contents.
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Minimum phototoxic dose
The quantity of UVA radiation that elicits a consistent reddening of the skin 72 hours subsequent to the ingestion of a psoralen compound. This dosage establishes the initial threshold for PUVA (Psoralen plus UVA) treatment.
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Minimum erythema dose
The minimal dosage of UVB radiation that induces erythema, a reddening of the skin, after a 24-hour period following exposure. This dose serves as the initial treatment threshold for UVB light therapies.
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Minigraft or micrograft
The grafting procedure involving the transfer of a limited quantity of hair follicles, sometimes as few as one to three individual hairs, to a designated area for transplantation.
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Migraine neuralgia
A form of migraine agony, commonly referred to as cluster headache, characterized by intense episodes of pain that target the eye and frontal region on a singular side of the visage.
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Middle turbinate
The inferior of the dual slender osseous projections on the ethmoid bone, situated along the side wall of each nasal cavity, serving as a partition between the uppermost and middle passageways within the nose.
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Microdiskectomy
Microdecompression refers to a minimally invasive surgical procedure known as minimally invasive spinal surgery (MISS), employed for the purpose of removing a spinal disk.
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Microcalcifications
Minuscule specks of such diminutive size that they elude tactile perception. These specks hold significant value as indicators of cancer, visible on ultrasound and mammogram scans.