Here is the full list of all 21 Bad Dream: Coma achievements.
Death's Messenger
Time to grow up
Get the camera on the graveyard
End the game with the dirty cursor
At some point it was a bug :P
Don't let the boss kill you!
Make a special call
Shiny reflection
Make a dog happy
Visit the hidden room
Use the special bait
Visit higher floor of hospital
Bad Ending
Thank you for playing :)
Take the unwanted job
Use the scissors to get the button
Be the change you wish to see
Don't take any damage
Victim of its own mistakes
Edit my game
Accept his help in hospital