Roots & Lesions. Pathology roots & suffixes Ung/o= nail Py/o = pus Scler/o= hard Rhytid/o= wrinkle Leuk/o= white -rrhea = discharge -ectomy=surgical removal.

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Presentation transcript:

Roots & Lesions

Pathology roots & suffixes Ung/o= nail Py/o = pus Scler/o= hard Rhytid/o= wrinkle Leuk/o= white -rrhea = discharge -ectomy=surgical removal -genic= producing -phagia=eating -ia= infection

Myc/o= fungus, mycosis Tinea capitas- ringworm Tinea pedis- athlete’s foot

Figure 7-14 Tinea pedis SPL/Photo Researchers, Inc.

Figure 7-6 Types of skin lesions.

Pathology – Surface Lesions cystfluid-filled sac under skin, not red

Pathology- skin lesion fissurecracklike lesion on skin

Pathology – Surface Lesions lacerationtorn or jagged wound

Pathology – Surface Lesions maculeflat, discolored spot on skin, melanin spot

Comedo- hardened sebum in follicle, acne

Acne- infection of sebaceous glands & hair follicles creating papules & pustules. papule small, solid raised spot smaller than 0.5 cm, red pustule raised spot on skin containing pus, red/white top

Table 7-1 Comparison of Acne Vulgaris and Acne Rosacea

Pathology – Surface Lesions vesiclesmall, fluid-filled, raised spot; blister Figure 7-13 Shingles Gill/Custom Medical Stock Photo, Inc.

Pathology of the Skin abscesscollection of pus in skin

wheal small, round, swollen area; typical of allergic skin reaction

Figure 7-11 Decubitus ulcer Custom Medical Stock Photo, Inc. ulceropen sore in skin

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