You seems to be having Silent Acid reflux with Gastrits, which is GERD without Heartburn which is because of different parts of the tube being affected by the regurgitating acid.
Laryngopharyngeal reflux is also known as silent reflux
The endoscopy clearly shows esophagitis present
Hope this clears your doubt
For further clarification, I suggest an online consultation
Next Steps
Tab Nexpro L Twice a day with meals if not already on
Tab Nurokind Next once a day
Health Tips
1.Avoid intake of oily and spicy foods especially at dinner
2.Keep a gap of atleast 2-3 hours between dinner and sleep
3.Have plenty of water atleast 3 litres per day , don’t drink water along with food , instead have half to one hour after food .
4. Watch for food allergies which can increase acidity like Milk , Also watch for caffeine intake and cut down tea or coffee
5. Keep your head end elevated during sleep if problem persists