Astanga Hrudaya
विकारनामाकुशलो न जिह्रीयात् कदाचन। न हि सर्वविकाराणां नामतोऽस्ति ध्रुवा स्थितिः॥६४॥
The physician should never feel shy for not knowing the nomenclature of the disease, for there is no rule/ custom/ state, that every disease has a name.
english translation