Chapter IX
Diseases of the circulatory system
(I00-I99)

Rules Conventions GCS

Hypertensive diseases
(I10-I15)

Excl.:
complicating pregnancy, childbirth and the puerperium ( O10-O11, O13-O16)
involving coronary vessels ( I20-I25)
neonatal hypertension ( P29.2)
pulmonary hypertension ( I27.0)

I10 Essential (primary) hypertension
DCS.IX.1 DCS.IX.10

Incl.:
High blood pressure
Hypertension (arterial)(benign)(essential)(malignant)(primary)(systemic)
Excl.:
involving vessels of:

I11 Hypertensive heart disease
DCS.IX.2

Incl.:
any condition in I50.-, I51.4-I51.9 due to hypertension
I11.0 Hypertensive heart disease with (congestive) heart failure
Incl.:
Hypertensive heart failure
I11.9 Hypertensive heart disease without (congestive) heart failure
DCS.IX.10
Incl.:
Hypertensive heart disease NOS

I12 Hypertensive renal disease
DCS.IX.2 DCS.IX.10

Incl.:
any condition in N00-N07, N18.-, N19 or N26 due to hypertension
arteriosclerosis of kidney
arteriosclerotic nephritis (chronic)(interstitial)
hypertensive nephropathy
nephrosclerosis
Excl.:
secondary hypertension ( I15.-)
I12.0 Hypertensive renal disease with renal failure
DCS.XIV.2
Incl.:
Hypertensive renal failure
I12.9 Hypertensive renal disease without renal failure
Incl.:
Hypertensive renal disease NOS

I13 Hypertensive heart and renal disease
DCS.IX.2

Incl.:
any condition in I11.- with any condition in I12.-
disease:
  • cardiorenal
  • cardiovascular renal
I13.0 Hypertensive heart and renal disease with (congestive) heart failure
I13.1 Hypertensive heart and renal disease with renal failure
I13.2 Hypertensive heart and renal disease with both (congestive) heart failure and renal failure
I13.9 Hypertensive heart and renal disease, unspecified

I15 Secondary hypertension

Excl.:
involving vessels of:
I15.0 Renovascular hypertension
I15.1 Hypertension secondary to other renal disorders
I15.2 Hypertension secondary to endocrine disorders
I15.8 Other secondary hypertension
I15.9 Secondary hypertension, unspecified