H

H&H – hemoglobin and hematocrit

H&P – history and physical

H2O – water

HA – headache

HAV – hepatitis virus

HAZMAT – hazardous materials

HB – hemoglobin

HBA1C – hemoglobin A1C

HBV – hepatitis B virus

HCO3 – bicarbonate

HC – head circumference

HCT – hematocrit, hydrochlorothiazide

HCTZ – hydrochlorothiazide

HCV – hepatitis c virus

HD – hemodialysis

HDL – high-density lipoprotein

HDV – hepatitis D virus

HEENT – head, ears, eyes, nose, and throat

Hematoma – localized collection of blood outside of the blood vessels

Hematology – study of the blood and blood disorders

Hematoma – blood collection under the skin

Hematuria – blood in urine

Hematemesis – vomiting blood

Hemorrhage – excessive bleeding

Hep – hepatitis

Hepatitis – inflammation of the liver

Hernia – an organ bulge through a muscle

HF – heart failure

HGB – hemoglobin

HH – home health

HHC – home health care

HHS – health and human services

HIPAA – Health insurance portability and accountability act

HIV – human immunodeficiency virus

HLD – hyperlipidemia

H/O – history of

HOB – head of bed

HOH – hard of hearing

HPI – history of present illness

HR – heart rate, hour, human resources

HS – at bedtime

HT – height

HTN – hypertension

Hum – humidified

HV – hemovac

HX – history

Hyper – above normal

Hyperlipidemia – high cholesterol

Hypertension – high blood pressure

Hypo – below normal

Hypoglycemia – low blood sugar

Hypotension – low blood pressure

Hypoxia – low oxygen level in tissues