These are the fifty most frequently encountered medical terms in the field of pediatrics in Chinese language. By delving into their meaning and mastering them, I am confident that your medical expressions will become more precise and refined!

发热/fā rè Fever
咳嗽/ké sòu Cough
呼吸困难/hū xī kùn nan Difficulty breathing
腹泻/fù xiè Diarrhea
呕吐/ǒu tù Vomiting
流感/liú gǎn Influenza
病毒感染/bìng dú gǎn rǎn Viral infection
细菌感染/xì jūn gǎn rǎn Bacterial infection
疫苗/yì miáo Vaccine
麻疹/má zhěn Measles
水痘/shuǐ dòu Chickenpox
儿童麻痹症/ér tóng má bì zhèng Polio
肺炎/fèi yán Pneumonia
哮喘/xiāo chuǎn Asthma
过敏反应/guò mǐn fǎn yìng Allergic reaction
营养不良/yíng yǎng bù liáng Malnutrition
缺铁性贫血/quē tiě xìng pín xuè Iron-deficiency anemia
疲劳/pí láo Fatigue
头痛/tóu tòng Headache
腹痛/fù tòng Abdominal pain
耳痛/ěr tòng Earache
眼疲劳/yǎn pí láo Eye strain
喉咙痛/hóu lóng tòng Sore throat
肚子疼/dù zi téng Stomach ache
腰痛/yāo tòng Back pain
腿痛/tuǐ tòng Leg pain
手脚发麻/shǒu jiǎo fā má Numbness in hands and feet
呼吸道感染/hū xī dào gǎn rǎn Respiratory tract infection
肠胃炎/cháng wèi yán Gastroenteritis
肝炎/gān yán Hepatitis
肾炎/shèn yán Nephritis
肾病综合征/shèn bìng zòng hé zhèng Nephrotic syndrome
糖尿病/táng niào bìng Diabetes
高血压/gāo xuè yā Hypertension
低血压/dī xuè yā Hypotension
心脏病/xīn zàng bìng Heart disease
先天性心脏病/xiān tiān xìng xīn zàng bìng Congenital heart disease
风湿热/fēng shī rè Rheumatic fever
癫痫/diān xián Epilepsy
自闭症/zì bì zhèng Autism
儿童多动症/ér tóng duō dòng zhèng Attention deficit hyperactivity disorder (ADHD)
抑郁症/yì yù zhèng Depression
神经性厌食症/shén jīng xìng yàn shí zhèng Anorexia nervosa
贪食症/tān shí zhèng Bulimia
夜惊症/yè jīng zhèng Night terrors
睡眠障碍/shuì mián zhàng 'ài Sleep disorders
白血病/bái xuè bìng Leukemia
淋巴瘤/lín bā liú Lymphoma
肿瘤/zhǒng liú Tumor
免疫缺陷病毒/miǎn yì quē xiàn bìng dú Human immunodeficiency virus (HIV)