Step 1: Recall Mamsa Dhatu.
Pradoshaja Vikara are diseases that arise from vitiation of a Dhatu, here Mamsa Dhatu, the muscle tissue
Step 2: Recall the disease list.
Classical Nidana texts list specific conditions under each Dhatu's Pradoshaja Vikara
Step 3: Identify the Mamsa group.
Galaganda, an enlargement in the neck, and Galashundika are listed as Mamsa-Pradoshaja Vikara
\[ \boxed{Galaganda and Galashundika} \]