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角膜谷壳异物是在打谷场、碾米、簸米、筛糠等工作或接触这些场合时,小米的壳皮落到角膜上所致,谷壳及其上的污染物可破坏角膜组织,发生异物反应出现刺激症状,如异物不及时取出,往往发生角膜溃疡,溃疡愈后遗留瘢痕,影响视力。这种眼外伤在农村时而发生,我院见到10多例,报告两例如下:例1 15岁农村男学生,1963年1月5日,右眼突然发生异物感,曾按泡性角膜炎治疗无效,于3月5日来本科门诊。眼部检查:视力右0.6,左1.5,右角膜中央近鼻侧下方,有一约1.5×1.5毫米溃疡区,溃疡中央有米粒大之泡状物,共上附一层极薄分泌物,平滑,不透明,呈灰黄色,泡状物的边缘似在溃疡的深层,其边缘形成一环状沟,溃疡附近混合充血,数条血管伸入到溃疡区泡状物的边缘处。前房、虹膜等均正常。诊断为角膜谷壳异物存留。剔除后第三天一切刺激症状明显减轻。1965年4月追访角膜现有薄翳,视力0.9~+。例2 20岁女社员,一月前簸米时右眼突然发生异物感,经治疗无效,于1965年1月9日来本科门诊。眼部检查:视力右0.8,左1.2。7点钟角膜缘内约2毫米处有一1×1毫米溃疡区,溃疡中央为一泡状物,其上附一层极薄分泌物,平滑,不透明,呈黄褐色,泡状物的边界清楚,限局性束状混合充血,以球结膜充血明
Corneal chaff foreign body is in the threshing field, rice, boil rice, chaff and other work or contact with these occasions, the shell of millet fell on the cornea due to the chaff and its pollutants can damage the corneal tissue, the occurrence of Foreign body irritation symptoms appear, such as foreign body is not promptly removed, corneal ulcers often occur, ulceration left scar, affecting vision. This ocular trauma occurred in rural areas, our hospital to see more than 10 cases, the report two cases as follows: Example 1 15-year-old rural boy, January 5, 1963, the sudden appearance of foreign body sensation in the right eye, according to vesicular keratitis Invalid treatment, came to undergraduate clinic on March 5. Eye examination: visual acuity of 0.6, left 1.5, right cornea near the bottom of the nose near the center, there is a 1.5 × 1.5 mm ulcer area, the center of the ulcer bubble large bubble were a total of attached to a very thin layer of secretions, smooth, Opaque, pale yellow, the edge of the bubble-like ulcers in the deep, the edge of the formation of an annular groove near the ulcer mixed congestion, several blood vessels into the edge of the ulcer bubble. Anterior chamber, iris, etc. are normal. Diagnosis of corneal chaff foreign body retention. After the exclusion of all the symptoms of the third day significantly reduced. 1965 April follow-up of the existing thin cornea, visual acuity 0.9 ~ +. Example 2 20-year-old female member, a month ago when the thickened rice suddenly foreign body sensation, the treatment was invalid, in January 9, 1965 to the outpatient clinic. Eye examination: right eye 0.8, left 1.2.7 o’clock within about 2 mm of the limbus a 1 × 1 mm ulcer area, the central ulcer for a bubble, attached to a layer of very thin secretions, smooth, opaque , Yellowish brown, clear boundary of the bubble, confinement limited bunch of congestion, with conjunctival congestion