• SEPTEMBER 14, 2019
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    Pigmented Fungiform Papillae on the Tongue 舌上色素沉着的真菌状乳头状突起

    Pigmented Fungiform Papillae on the Tongue 舌上色素沉着的真菌状乳头状突起

    Pigmented Fungiform Papillae on the Tongue (PFPT) is a benign condition of oral pigmentation characterized by localized hyperpigmentation confined to fungiform papillae. Normal fungiform papillae are mushroom-shaped projections scattered on the tip, lateral or dorsal parts of the tongue containing…

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    • SEPTEMBER 13, 2019
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    Fordyce Granules 福代斯颗粒

    Fordyce Granules 福代斯颗粒

    Fordyce Granules are sebaceous glands that are located in the vermilion zone of the lips and the oral mucosa. These “Free” sebaceous glands can also be found on the eyelids (meibomian glands), areolae (Montgomery tubercles), labia minora, and prepuce (Tyson glands). Fordyce granules characteristically…

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    • SEPTEMBER 13, 2019
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    Hairy Tongue 黑毛(黑苔)舌

    Hairy Tongue 黑毛(黑苔)舌

    Hairy tongue is a common, benign clinical condition that represents accumulation of varying amounts of keratin on the dorsum of the tongue. Normally, the rate of keratin production on the dorsal tongue equals the rate at which keratin is naturally debrided during chewing and swallowing. If a patient…

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    • SEPTEMBER 12, 2019
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    Central Papillary Atrophy 舌中央乳头状萎缩

    Central Papillary Atrophy 舌中央乳头状萎缩

    Central Papillary Atrophy, also known as Median Rhomboid Glossitis or Erythematous Candidiasis, is found in up to 1% of adults. Central papillary atrophy appears as a well-demarcated, diamond- or oval-shaped area of erythema and atrophy on the dorsum of the tongue, anterior to the circumvallate papillae….

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    • SEPTEMBER 12, 2019
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    Fissured Tongue 沟裂舌

    Fissured Tongue 沟裂舌

    Fissured tongue is a common, benign clinical condition of unknown etiology that affects more than 2-30% the population. Heredity appears to be a factor, with some evidence suggesting that the condition represents a polygenic trait, or an autosomal dominant trait with incomplete penetrance or expressivity….

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    • SEPTEMBER 11, 2019
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    Geographic Tongue 地图舌

    Geographic Tongue 地图舌

    Geographic tongue affects approximately 2% of the general population, it is a benign condition associated with local inflammation and the absence of differentiation of the filiform papillae. In a study of patients with psoriasis, geographic tongue occurred in 10% of the patients, in contrast to only…

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    • SEPTEMBER 11, 2019
    • 0
    Nail Signs lichen planus 扁平苔藓指甲

    Nail Signs lichen planus 扁平苔藓指甲

    Nail abnormalities are present in ~10% of patients with lichen planus. However, nail lichen planus is most frequently seen in the absence of skin, scalp, or mucosal involvement. In a study of 24 adults with nail lichen planus, nail changes were the sole manifestation of the disease in 75%, and the…

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    • SEPTEMBER 11, 2019
    • 0
    Nail Signs Clubbing 杵状指

    Nail Signs Clubbing 杵状指

    Clubbing (Hippocratic Fingers) was described by Hippocrates in the first century BC, clubbing may be congenital or acquired. Acquired clubbing is uncommon and in 80% of patients is associated with pulmonary diseases. Clubbing is caused by enlargement of the soft tissue of the distal digit, leading…

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