From: European Headache Federation guideline on idiopathic intracranial hypertension
1. Medical disorders that may induce a sinus vein thrombosis or that may cause a venous outflow obstruction through other mechanisms: • Thrombophilia and other hypercoagulable conditions • Systemic lupus erythematodes • Infections of the middle ear or mastoid • CNS- infections • Increased right heart pressure with pulmonary hypertension • Chronic obstructive pulmonary disease • Superior vena cava syndrome • Arteriovenous fistulas • Glomus tumour • Tumour process that may compress parts of the venous outflow system 2. Medications • Fluoroquinolones [70] • Tetracycline • Vitamin A and retinoids • Anabolic steroids • Withdrawal of corticosteroids (in particular after prolonged administration) • Administration of growth hormone • Lithium • Nalidixic acid • Oral contraceptives • Levonorgestrel implant system • Amiodarone • Cyclosporine • Cytarabine 3. Other medical conditions • HIV • Syphilis • Borreliosis • Varicella • Addison’s disease • Hypoparathyroidism • Obstructive sleep apnoea • Pickwickian syndrome • Uraemia • Severe iron deficiency anaemia • Renal failure • Turner syndrome • Down syndrome |