99Ichthyosis (斑色魚鱗癬症)
100Idiopathic Intracranial Hypertension (IIH) (特發性顱內壓增高症)
101Idiopathic Multicentric Castleman Disease (iMCD) (特發性多中心卡斯特曼病)
102Idiopathic Pulmonary Fibrosis (IPF) (特發性肺纖維化)
103IgG4-related Chronic Sclerosing Sialadenitis
104Interstitial Lung Disease (ILD) (間質性肺病)
105Intravenous Leiomyomatosis (IVL) (静脉内平滑肌瘤)