ICD-10 diagnosis code

S86.1 Injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level

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S86.1 is the ICD-10 code for Injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level. It is a four-character subcategory of S86 (Injury of muscle and tendon at lower leg level), the most specific level in the WHO edition. It belongs to the block S80–S89 (Injuries to the knee and lower leg) 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

S86.1 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

S86.1Skade på annen muskel eller sene i leggens bakre muskelgruppe

DenmarkICD-10-DK

DS861Læsion af anden muskel eller sene på bagsiden af underben

  • DS861ALæsion af musculus flexor hallucis longus
  • DS861BLæsion af muskel på bagsiden af underben
  • DS861CLæsion af sene på bagsiden af underben
  • DS861DLæsion af tendo musculis flexoris hallucis longus
FinlandICD-10-FI

S86.1Muu takimmaisen säärilihasryhmän lihas- tai jännevamma

GermanyICD-10-GM

S86.1Verletzung sonstiger Muskeln und Sehnen der posterioren Muskelgruppe in Höhe des Unterschenkels

FranceICD-10-FR

S86.1Lésion traumatique d'autre(s) muscle(s) et tendon(s) postérieurs au niveau de la

NetherlandsICD-10-NL

S86.1letsel van overige spieren en pezen van dorsale spiergroep ter hoogte van

United StatesICD-10-CM

Listed through more specific codes:

  • S86.101AUnspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, initial encounter
  • S86.101DUnspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, subsequent encounter
  • S86.101SUnspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, sequela
  • S86.102AUnspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, initial encounter
  • S86.102DUnspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, subsequent encounter
  • S86.102SUnspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, sequela
  • S86.109AUnspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, unspecified leg, initial encounter
  • S86.109DUnspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, unspecified leg, 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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