ICD-10 diagnosis code

S66.0 Injury of long flexor muscle and tendon of thumb at wrist and hand level

This page in Swedish

S66.0 is the ICD-10 code for Injury of long flexor muscle and tendon of thumb at wrist and hand level. It is a four-character subcategory of S66 (Injury of muscle and tendon at wrist and hand level), the most specific level in the WHO edition. It belongs to the block S60–S69 (Injuries to the wrist and hand) in Chapter XIX, Injury, poisoning and certain other consequences of external causes.

Code type
Subcategory (4 characters)
Chapter
XIX · S00–T98
Classification
WHO ICD-10, 2019 version

S66.0 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

NorwayICD-10-NO

S66.0Skade på bøyemuskel eller -sene for tommel i håndledds- ellerhåndregion

DenmarkICD-10-DK

DS660Læsion af lang fleksorsene til tommelfinger i håndled eller hånd

FinlandICD-10-FI

S66.0Peukalon pitkän koukistajalihaksen tai sen jänteen vamma ranteen tai käden alueella

GermanyICD-10-GM

S66.0Verletzung der langen Beugemuskeln und -sehnen des Daumens in Höhe des Handgelenkes und der Hand

FranceICD-10-FR

S66.0Lésion traumatique du muscle et du tendon longs fléchisseurs du pouce au niveau

NetherlandsICD-10-NL

S66.0letsel van lange buigspier en -pees van duim ter hoogte van pols en hand

United StatesICD-10-CM

Listed through more specific codes:

  • S66.001AUnspecified injury of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, initial encounter
  • S66.001DUnspecified injury of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, subsequent encounter
  • S66.001SUnspecified injury of long flexor muscle, fascia and tendon of right thumb at wrist and hand level, sequela
  • S66.002AUnspecified injury of long flexor muscle, fascia and tendon of left thumb at wrist and hand level, initial encounter
  • S66.002DUnspecified injury of long flexor muscle, fascia and tendon of left thumb at wrist and hand level, subsequent encounter
  • S66.002SUnspecified injury of long flexor muscle, fascia and tendon of left thumb at wrist and hand level, sequela
  • S66.009AUnspecified injury of long flexor muscle, fascia and tendon of unspecified thumb at wrist and hand level, initial encounter
  • S66.009DUnspecified injury of long flexor muscle, fascia and tendon of unspecified thumb at wrist and hand level, subsequent encounter
  • and 28 more national subcodes

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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