在新生儿下列哪种现象为不正常() ["A．生后12小时排胎粪","B．生后24小时排尿","C．生后36小时心率200次/分","D．生后48小时呼吸频率44次/分","E．生后72小时发现乳腺轻度增大"]
试述扁桃体周脓肿的临床表现。
应与视网膜母细胞瘤鉴别的疾病有() ["A．眼球外伤后球萎缩","B．原始玻璃体增生病","C．葡萄膜黑素瘤","D．Coats瘤","E．晶状体后纤维增生症"]
咽旁脓肿
关于正常新生儿电解质的特点，下列哪项是错误的() ["A．10天内血钾水平较低","B．血清钠偏低","C．血清钙偏低","D．血磷偏高","E．血氯偏高"]
peritonsillar abscess
