From: Hyponatremia in the intensive care unit: How to avoid a Zugzwang situation?
Paraneoplastic production of AVP | Eutopic production of AVP/ enhanced hypothalamo–pituitary release of AVP |
---|---|
SCLC non-SCLC | CNS disorders |
Head and neck cancer | Â Infectious: meningitis, encephalitis, brain abscess |
 Mesothelioma |  Vascular: SAH, subdural hematoma, thrombosis |
 Stomach carcinoma |  Multiple sclerosis |
 Duodenum carcinoma |  Acute intermittent porphyria |
 Thymoma |  Guillain-Barré syndrome |
 Lymphoma |  Shy-Drager syndrome |
 Olfactory neuroblastoma |  Schizophrenia |
 Bladder carcinoma | Pulmonary disorders |
 Sarcoma |  Pneumonia, tuberculosis |
Potentiation of AVP effects | Â Pneumothorax, atelectasis |
 Carbamazepine |  Asthma, cystic fibrosis |
 Sodium valproate |  Positive pressure ventilation |
 Cyclophosphamide | Drugs |
 |  Neuroleptics |
 |  TCC, MAOI, and SSRI antidepressants |
 |  Antineoplastic drugs |
 | Others |
 |  Hypopituitarism |
 |  Severe hypothyroidism |
 |  Nausea, pain |