title: Pneumatosis intestinalis in mixed connective tissue disease: two case reports and literature review.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007421:Intestine, Small / Q000000981:diagnostic imaging; D008875:Middle Aged; D008947:Mixed Connective Tissue Disease / Q000150:complications*; D011006:Pneumatosis Cystoides Intestinalis / Q000000981:diagnostic imaging / Q000209:etiology*; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging / Q000209:etiology; D011859:Radiography