| 释义 |
sawtooth pattern
sawtooth patternOn a roof, a pattern of tiles or shingles resembling the teeth of a saw.sawtooth pattern Dermatology An appearance by light microscopy, which corresponds to a jagged and thickened dermal-epidermal junction, classically described in lichen planus Imaging A jagged radiocontrast column seen by barium studies of the colon in ischaemic colitis, exudative enteropathy, cathartic colon, necrotising enterocolitis secondary to congenital megacolon—Hirschsprung’s disease—and rarely in diverticulosis, a pattern attributed to a combination of oedema and erosion of the mucosasawtooth pattern Dermatology An appearance by LM corresponding to a jagged and thickened dermal-epidermal junction, classically described in lichen planus–Radiology A jagged radiocontrast column seen by barium studies of the colon in ischemic colitis, exudative enteropathy, cathartic colon, necrotizing enterocolitis 2º to congenital megacolon–Hirschsprung's disease, and rarely in diverticulosis, a pattern attributed to a combination of edema and erosion of the mucosa. |