gal
Gallon
GERD
Gastroesophageal reflux disease
GI
Gastrointestinal
Gm
Gram
GP
General practitioner
GSW
Gunshot wound
GTT
Glucose tolerance test
Gtt
Drops
GU
Genitourinary
GYN
Gynecology
h
Hour
H&H
Hemoglobin and hematocrit
H&P
History and physical
H2O2
Hydrogen peroxide
Hct
Hematocrit
Hg
Mercury
Hgb
Hemoglobin
HIV
Human immunodeficiency viruses
HMO
Health maintenance organization
HPI
History of present illness
HPV
Human papillomavirus
HR
Heart rate
hs
Hour of sleep
Ht
Height