2017/18 ICD-10-CM Diagnosis Code M31.1

Thrombotic microangiopathy

Applicable To
  • Thrombotic thrombocytopenic purpura
The following code(s) above M31.1 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to M31.1:
  • M00-M99
    2018 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    Note
    • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
    Type 2 Excludes
    • arthropathic psoriasis (L40.5-)
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • compartment syndrome (traumatic) (T79.A-)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the musculoskeletal system and connective tissue
  • M30-M36
    2018 ICD-10-CM Range M30-M36

    Systemic connective tissue disorders

    Includes
    • autoimmune disease NOS
    • collagen (vascular) disease NOS
    • systemic autoimmune disease
    • systemic collagen (vascular) disease
    Type 1 Excludes
    • autoimmune disease, single organ or single cell-type -code to relevant condition category
    Systemic connective tissue disorders
Approximate Synonyms Clinical Information ICD-10-CM M31.1 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert M31.1 to ICD-9-CM

Code History
Code annotations containing back-references to M31.1:

Diagnosis Index entries containing back-references to M31.1:

ICD-10-CM Codes Adjacent To M31.1
M27.8 Other specified diseases of jaws
M27.9 Disease of jaws, unspecified
M30 Polyarteritis nodosa and related conditions
M30.0 Polyarteritis nodosa
M30.1 Polyarteritis with lung involvement [Churg-Strauss]
M30.2 Juvenile polyarteritis
M30.3 Mucocutaneous lymph node syndrome [Kawasaki]
M30.8 Other conditions related to polyarteritis nodosa
M31 Other necrotizing vasculopathies
M31.0 Hypersensitivity angiitis
M31.1 Thrombotic microangiopathy
M31.2 Lethal midline granuloma
M31.3 Wegener's granulomatosis
M31.30 …… without renal involvement
M31.31 …… with renal involvement
M31.4 Aortic arch syndrome [Takayasu]
M31.5 Giant cell arteritis with polymyalgia rheumatica
M31.6 Other giant cell arteritis
M31.7 Microscopic polyangiitis
M31.8 Other specified necrotizing vasculopathies
M31.9 Necrotizing vasculopathy, unspecified

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.