Differential diagnosis of hiccups

​Differential diagnosis of hiccups are : 
-stress
-excitement 
-laughing 
-alcohol ingestion 
-sudden changes in temperature / hot then cold beverage / shower
-gastric distention due to air swallowing, carbonated beverage, overeating 
-idiopathic 
-psychogenic 
-post operative 
-general anesthesia 
-pancreatitis 
-pancreatic malignancy 
-gastric carcinoma 
-gastric distention 
-cholecystitis 
-hepatitis 
-subphrenic abscess
-pneumonia 
-reflux esophangitis 
-esophageal obstruction 
-aneurysm 
-pericarditis 
-myocardial infarction 
-neoplasm 
-empyema 
-pneumonia 
-goiter 
-vagus nerve irritation 
-phrenic nerve irritation 
-uremia 
-hypocapnia 
-hyperventilation 
- stroke 
-trauma to the head
-CNS infection 
-CNS neoplasm