{"code":"G57.73","type":"code","title":"Causalgia of bilateral lower limbs","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["complex regional pain syndrome I of lower limb (G90.52-)","complex regional pain syndrome I of upper limb (G90.51-)","complex regional pain syndrome II of upper limb (G56.4-)","reflex sympathetic dystrophy of lower limb (G90.52-)","reflex sympathetic dystrophy of upper limb (G90.51-)","current traumatic nerve disorder - see nerve injury by body region","current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region","neuralgia NOS (M79.2)","neuritis NOS (M79.2)","peripheral neuritis in pregnancy (O26.82-)","radiculitis NOS (M54.1-)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Causalgia of bilateral lower limbs is a billable ICD-10-CM diagnosis code (G57.73). Excludes1 (not coded here): complex regional pain syndrome I of lower limb (G90.52-); complex regional pain syndrome I of upper limb (G90.51-); complex regional pain syndrome II of upper limb (G56.4-); reflex sympathetic dystrophy of lower limb (G90.52-); reflex sympathetic dystrophy of upper limb (G90.","officialDefinition":"Causalgia of bilateral lower limbs is a billable ICD-10-CM diagnosis code (G57.73). Excludes1 (not coded here): complex regional pain syndrome I of lower limb (G90.52-); complex regional pain syndrome I of upper limb (G90.51-); complex regional pain syndrome II of upper limb (G56.4-); reflex sympathetic dystrophy of lower limb (G90.52-); reflex sympathetic dystrophy of upper limb (G90.51-); current traumatic nerve disorder - see nerve injury by body region; current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region; neuralgia NOS (M79.2); neuritis NOS (M79.2); peripheral neuritis in pregnancy (O26.82-); radiculitis NOS (M54.1-).","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}