`R93.0` Abnormal findings on diagnostic imaging of skull and head, not elsewhere classified

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 091-093 in MDC 01.

793.0 Nonspecific (abnormal) findings on radiological and other examination of skull and head (approximate)

Type 2 Excludes: R93.7 Abnormal findings on diagnostic imaging of other parts of musculoskeletal system ("abnormal findings on diagnostic imaging of skull (R93.0)")

Type 1 Excludes: R22 Localized swelling, mass and lump of skin and subcutaneous tissue ("abnormal findings on diagnostic imaging (R90-R93)")

Abnormal, abnormality, abnormalities › diagnostic imaging › head
Abnormal, abnormality, abnormalities › diagnostic imaging › skull
Cistern, subarachnoid
Cyst (colloid) (mucous) (simple) (retention) › subarachnoid intrasellar
Enlargement, enlarged › pituitary fossa
Enlargement, enlarged › sella turcica
Findings, abnormal, inconclusive, without diagnosis › pneumoencephalogram
Findings, abnormal, inconclusive, without diagnosis › radiologic (X-ray) › head
Findings, abnormal, inconclusive, without diagnosis › radiologic (X-ray) › skull
Findings, abnormal, inconclusive, without diagnosis › ventriculogram

R93 Abnormal findings on diagnostic imaging of other body structures
R93.0 Abnormal findings on diagnostic imaging of skull and head, not elsewhere classified (this code)
R93.1 Abnormal findings on diagnostic imaging of heart and coronary circulation
R93.2 Abnormal findings on diagnostic imaging of liver and biliary tract
R93.3 Abnormal findings on diagnostic imaging of other parts of digestive tract
R93.4 Abnormal findings on diagnostic imaging of urinary organs
R93.41 Abnormal radiologic findings on diagnostic imaging of renal pelvis, ureter, or bladder