What is the file name and FileDataID of the Leper Rat icon?

The file is Interface\Icons\inv_prairiedog_diseased.blp in the game client, FileDataID 2126350.

What uses the Leper Rat icon?

The game data lists 1 entry on it, among them Leper Rat.

1 retail entry wears it, and 0 WoW Forever entries wear it.

WoW icon

Other items1 in game

The World of Warcraft icon inv_prairiedog_diseased, worn by Leper Rat.

Art: Kalimdor loading screen · Blizzard Entertainment.

Type	Entries	In retail	In WoW Forever
Spells	1	1	0

inv_prairiedog_diseased is worn by 1 spell in the datamined game data (ranks of one spell count once).
All of them are from the current retail data; WoW Forever has no entry on this icon.
It is one of 7 icons whose file name starts with inv_prairiedog_, and 1 of those is worn by at least one named spell, item, mount or achievement.

1 named game entry wears this icon.

What is the file name and FileDataID of the Leper Rat icon?: The file is Interface\Icons\inv_prairiedog_diseased.blp in the game client, FileDataID 2126350.
What uses the Leper Rat icon?: The game data lists 1 entry on it, among them Leper Rat.
Is the Leper Rat icon in WoW Forever as well as retail?: 1 retail entry wears it, and 0 WoW Forever entries wear it.