ICD-10-CM Alphabetic Index · FY 2026 18 Entries

Rigid in the ICD-10-CM Index ICD-10-CM

The main term Rigid, rigidity carries 18 index entries pointing to 12 ICD-10-CM codes. Every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.

✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
18
Index Entries
12
Codes Referenced
Default Code
R
Letter
18 of 18 shown
ICD-10-CM

Index Entries Under Rigid 18 entries · 12 codes

Rigid, rigidity
abdominal R19.30
with severe abdominal pain R10.0
epigastric R19.36
generalized R19.37
left lower quadrant R19.34
left upper quadrant R19.32
periumbilic R19.35
right lower quadrant R19.33
right upper quadrant R19.31
articular, multiple, congenital Q68.8
cervix (uteri) in pregnancy see Pregnancy, complicated by, abnormal, cervix
hymen (acquired) (congenital) N89.6
nuchal R29.1
pelvic floor in pregnancy see Pregnancy, complicated by, abnormal, pelvic organs or tissues NEC
perineum or vulva in pregnancy see Pregnancy, complicated by, abnormal, vulva
spine see Dorsopathy, specified NEC
vagina in pregnancy see Pregnancy, complicated by, abnormal, vagina

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Related Index Terms

Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.