{"code":"E22.2","type":"code","title":"Syndrome of inappropriate secretion of antidiuretic hormone","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["Cushing's syndrome (E24.-)","Nelson's syndrome (E24.1)","overproduction of ACTH not associated with Cushing's disease (E27.0)","overproduction of pituitary ACTH (E24.0)","overproduction of thyroid-stimulating hormone (E05.8-)","galactorrhea (N64.3)","gynecomastia (N62)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["E22","E22.0","E22.1","E22.8","E22.9"],"inclusionTerms":[],"sibling_titles":{"code":"E22.9","title":"Hyperfunction of pituitary gland, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Syndrome of inappropriate secretion of antidiuretic hormone is a billable ICD-10-CM diagnosis code (E22.2). Excludes1 (not coded here): Cushing's syndrome (E24.-); Nelson's syndrome (E24.1); overproduction of ACTH not associated with Cushing's disease (E27.0); overproduction of pituitary ACTH (E24.0); overproduction of thyroid-stimulating hormone (E05.8-); galactorrhea (N64.3); gynecomastia (N62).","officialDefinition":"Syndrome of inappropriate secretion of antidiuretic hormone is a billable ICD-10-CM diagnosis code (E22.2). Excludes1 (not coded here): Cushing's syndrome (E24.-); Nelson's syndrome (E24.1); overproduction of ACTH not associated with Cushing's disease (E27.0); overproduction of pituitary ACTH (E24.0); overproduction of thyroid-stimulating hormone (E05.8-); galactorrhea (N64.3); gynecomastia (N62).","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":""}