H
high
HA
headache
HAV
hepatitis A vaccine / virus
HB
heart block
Hb
haemoglobin
HbA1
haemoglobin A1 (glycated haemoglobin)
HbA1c
haemoglobin A1 (glycosylated haemoglobin)
HbCO
carboxyhaemoglobin
HbH
haemoglobin H
HBIG
hepatitis b immune globulin
HbM
haemoglobin M
HbO2
oxygenated haemoglobin
HBP
high blood pressure
HbS
haemoglobin S
HBV
hepatitis B vaccine / virus
HCI
hydrochloric acid
HCO3
bicarbonate
HCV
hepatitis C virus
Hd
head
hep
hepatitis
HO
history of
hor
horizontal
HPV
human papilloma virus
HR
heart rate