“…16 Conversely, a French study of 62 adults with isolated lateral sinus thrombosis found that only 3 cases were related to parameningeal infections. 42 Other conditions have been associated with CVT in case reports or small series, including paroxysmal nocturnal hemoglobinuria, 48 iron deficiency anemia, 49 thrombocythemia, 50 heparin-induced thrombocytopenia, 61 thrombotic thrombocytopenic purpura, 14 nephrotic syndrome, 51 inflammatory bowel disease, 10,62 systemic lupus erythematosus, 52 Behçcet disease, 53 mechanical precipitants, epidural blood patch, 45 spontaneous intracranial hypotension, 46 and lumbar puncture. 47 …”