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  2. Cyanosis - Wikipedia

    en.wikipedia.org/wiki/Cyanosis

    Cyanosis is the change of body tissue color to a bluish-purple hue, as a result of decrease in the amount of oxygen bound to the hemoglobin in the red blood cells of the capillary bed. [1] Cyanosis is apparent usually in the body tissues covered with thin skin, including the mucous membranes, lips, nail beds, and ear lobes. [1]

  3. Purpura - Wikipedia

    en.wikipedia.org/wiki/Purpura

    The word purpura (/ ˈ p ɜːr p ɜːr ə /) comes from Latin purpura, "purple", which came from ancient Greek πορφύρα. Purpura is a mass noun naming the condition or state, not the name of an individual spot (thus there is no *purpurum, *purpura or *purpura, *purpurae count declension).

  4. List of medical roots, suffixes and prefixes - Wikipedia

    en.wikipedia.org/wiki/List_of_medical_roots...

    having a grey color Greek πολῐός (poliós), grey, grizzled poliomyelitis: poly-denotes a 'plurality' of something Greek πολῠ́ς (polús), many, a lot of, large, great polymyositis: por-pore, porous Greek πόρος (póros), passage, passageway pore porphyr-denotes a purple color Greek πορφύρα (porphúra), Tyrian purple ...

  5. Basophilic - Wikipedia

    en.wikipedia.org/wiki/Basophilic

    A Basophil granulocyte stains dark purple upon H&E staining. Basophilic is a technical term used by pathologists. It describes the appearance of cells, tissues and cellular structures as seen through the microscope after a histological section has been stained with a basic dye. The most common such dye is haematoxylin.

  6. Petechia - Wikipedia

    en.wikipedia.org/wiki/Petechia

    A petechia (/ p ɪ ˈ t iː k i ə /; [1] pl.: petechiae) is a small red or purple spot (≤4 mm in diameter) that can appear on the skin, conjunctiva, retina, and mucous membranes which is caused by haemorrhage of capillaries. [2] [3] The word is derived from Italian petecchia 'freckle', of obscure origin. [1]

  7. Livedo reticularis - Wikipedia

    en.wikipedia.org/wiki/Livedo_reticularis

    Livedo reticularis is a common skin finding consisting of a mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. [1] The discoloration is caused by reduction in blood flow through the arterioles that supply the cutaneous capillaries, resulting in deoxygenated blood showing as blue discoloration ().

  8. H&E stain - Wikipedia

    en.wikipedia.org/wiki/H&E_stain

    The H&E staining procedure is the principal stain in histology [3] [7] [2] [5] in part because it can be done quickly, [7] is not expensive, and stains tissues in such a way that a considerable amount of microscopic anatomy [9] [10] is revealed, [7] [5] [4] and can be used to diagnose a wide range of histopathologic conditions. [8]

  9. Gunther disease - Wikipedia

    en.wikipedia.org/wiki/Gunther_disease

    The word porphyria originated from the Greek word porphura. Porphura actually means "purple pigment", which, in suggestion, the color that the body fluid changes when a person has Gunther's disease. [3] It is a rare, autosomal recessive [4] metabolic disorder affecting heme, caused by deficiency of the enzyme uroporphyrinogen cosynthetase. [5]