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

Hypertensive diseases
(I10-I15)

Excludes: 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
High blood pressure
Hypertension (arterial)(benign)(essential)(malignant)(primary)(systemic)
Excludes: involving vessels of:
· brain ( I60-I69 )
· eye ( H35.0 )

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

I12 Hypertensive renal disease
Includes: any condition in N00-N07, N18.-, N19 or N26 with any condition in I10
arteriosclerosis of kidney
arteriosclerotic nephritis (chronic)(interstitial)
hypertensive nephropathy
nephrosclerosis
Excludes: secondary hypertension ( I15.- )
I12.0 Hypertensive renal disease with renal failure
Hypertensive renal failure
I12.9 Hypertensive renal disease without renal failure
Hypertensive renal disease NOS

I13 Hypertensive heart and renal disease
Includes: 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
Excludes: involving vessels of:
· brain ( I60-I69 )
· eye ( H35.0 )
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