What's the plural form of thrombocytopathy? Here's the word you're looking for.
Answer
The noun thrombocytopathy can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be thrombocytopathy.
However, in more specific contexts, the plural form can also be thrombocytopathies e.g. in reference to various types of thrombocytopathies
or a collection of thrombocytopathies.