Crossing Once Doesn't Fix It
The next attempt ends in retreat.
That is not surprising.
A single successful crossing does not erase whatever produces Atlas's hesitation.
The useful change is that he has now demonstrated another possible response.
Freeze does not always have to end with backing out.
Staff Begin Watching Recovery Too
If Atlas retreats, what happens afterward?
Does he remain distressed?
Can he approach again?
Does he avoid the entire area?
Early on, a failed crossing may leave him reluctant to return for several minutes.
Later, Atlas can back out, shake his body, and approach again relatively quickly.
That shorter recovery is progress even when the doorway still wins.
Predictability Helps
Doors are opened fully before Atlas approaches when possible.
The route ahead is kept clear.
Sudden pressure from behind is avoided.
Handlers do not rush him because another dog or person is waiting.
For Atlas, being halfway through a doorway is already difficult enough.
He does not need additional surprises layered onto it.
Then Something Unexpected Happens
Atlas approaches a familiar doorway.
Two front paws cross.
He stops.
A metal object drops somewhere behind him.
His ears flatten.
His body jerks.
Everyone expects the rapid backward retreat.
Atlas shifts his weight backward.
But he does not move.
For one second, all four legs remain planted.
Then his head turns forward.
One hind paw crosses.
Then the other.
Atlas walks through.
The Noise Didn't Disappear
His startle response did not disappear either.
The difference was what happened after it.
For the first time, a sudden sound behind him did not automatically send him back to his starting point.
That is a much more meaningful change than simply forcing him across faster.
Some Doorways Still Stop Him Cold
There are difficult days.
Atlas reaches the threshold.
Front paws cross.
His entire body locks.
His legs begin shaking.
After several seconds, he backs out.
Nobody turns that into a confrontation.
His body has already communicated that the situation has become too difficult.
The next attempt can begin from a lower level of stress.
Staff Still Want Medical Questions Answered
Behavioral progress does not eliminate the need to investigate physical contributors.
If Atlas shows visual abnormalities, weakness, pain, altered gait, unusual paw placement, balance changes, or other neurologic signs, those details matter.
A dog can have both a learned fear and a medical problem.
One explanation does not automatically exclude another.
Atlas Eventually Starts Pausing Before the Threshold Instead
That sounds like a small difference.
It is not.
Previously, Atlas would get halfway through before his body seemed to realize it could not continue.
Now he sometimes stops with all four paws still on the same side.
He looks ahead.
Waits.
Then chooses whether to move.