疑难diseases 猩红热:scarlet fever 肿瘤:tumour 伤寒:typhoid 脑出血:cerebral hemorrhage 脑震荡:concussion of brain 脑膜炎:meningitis 偏头痛:migraine 神经衰弱:neurosis 偏执性精神病:paranoid psychosis 帕金森综合症:Parkinson's disease 精神分裂症:schizophrenia