cardiology - heart, hepatology - ?

LIVER
WordClue
GUMThe flesh around the teeth
OILcod-liver or mineral
RATEof exchange or heart
BRAINcardiology - heart, neurology - ?
HEARThepatology - liver, cardiology - ?
MEDALPurple Heart
TEETHcardiology - heart, stomatology - ?
ATRIUMpart of heart
BOWELScore, heart
BRAVERYheart
DARKNESSHeart of ... (Conrad)
HEPATITISinflammation of the liver tissue
NEUROLOGYheart - cardiology, brain - ?
VENTRICLEpart of heart
CARDIOLOGYliver - hepatology, heart - ?
HEPATOLOGYheart - cardiology, liver - ?
PERICARDIUMpart of heart
STOMATOLOGYheart - cardiology, teeth - ?
CLAUDIACardinale, actress
BRAINcardiology - heart, neurology - ?