E46
BillableUnspecified protein-calorie malnutrition
Unspecified protein-calorie malnutrition
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Malnutrition NOS
- Protein-calorie imbalance NOS
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(254)
SNOMED CT
- Fibrocalculous pancreatic diabetes2751001
- Hypoproteinaemia8900005
- Hypoproteinemia8900005
- Nutritional myopathy44253006
- Diabetes mellitus associated with pancreatic disease51002006
- Pancreatogenic type 3c diabetes mellitus51002006
- Secondary pancreatic diabetes mellitus51002006
- Malnutrition-related diabetes mellitus - protein-deficient57886004
- Protein-deficient diabetes mellitus57886004
- Undernutrition65404009
- Undernutrition syndrome65404009
- MRDM - malnutrition related diabetes mellitus75524006
- Malnutrition related diabetes mellitus75524006
- Hypoalbuminaemia119247004
- Hypoalbuminemia119247004
- Serum albumin low119247004
- Ketoacidosis due to malnutrition related diabetes mellitus190406000
- Malnutrition-related diabetes mellitus with ketoacidosis190406000
- Pre-existing malnutrition-related diabetes mellitus199231005
- Redundant skin201093004
- Nutritional deprivation of child213004004
- Nutritional maltreatment of child213004004
- Cataract in systemic disorders231970007
- Malnutrition-dehydration cataract231972004
- Malnutrition-related diabetes mellitus - fibrocalculous237600004
- Deficiency of macronutrients238107002
- PCM - Protein-calorie malnutrition238107002
- PEM - Protein-energy malnutrition238107002
- Protein calorie malnutrition238107002
- Protein-calorie malnutrition238107002
- Protein-calorie undernutrition238107002
- Protein-energy malnutrition238107002
- Protein deficiency myopathy240098004
- Malnutrition (calorie)272588001
- Malnutrition, calorie272588001
- Protein deficiency disease273491005
- Nutritionally compromised284670008
- Skin changes due to malnutrition402728007
- Hair changes due to malnutrition402729004
- Hypertrichosis in malnutrition403312006
- Nutritional hair color change403342009
- Nutritional hair colour change403342009
- Child neglect418496002
- Malnutrition due to child maltreatment419261006
- Malnutrition in child maltreatment syndrome419261006
- DKA - diabetic ketoacidosis420422005
- Diabetes mellitus with ketoacidosis420422005
- Diabetic acidosis420422005
- Diabetic ketoacidosis420422005
- Ketoacidosis due to diabetes mellitus420422005
- Ketoacidosis in diabetes mellitus420422005
- Disorder of nervous system due to malnutrition related diabetes mellitus420683009
- Coma due to malnutrition-related diabetes mellitus420996007
- Disorder of eye due to malnutrition related diabetes mellitus421256007
- Ophthalmic complication of malnutrition-related diabetes mellitus421256007
- Diabetic peripheral circulatory disorder421895002
- Peripheral circulatory disorder associated with diabetes mellitus421895002
- Peripheral vascular disorder due to diabetes mellitus421895002
- Pre-existing diabetes mellitus in pregnancy609563008
- Gingival disease due to malnutrition708512000
- Acute malnutrition in infancy762496003
- Acute malnutrition in childhood762497007
- Acute malnutrition in adolescence762498002
- Generalised redundant skin due to malnutrition860873000
- Generalized redundant skin due to malnutrition860873000
- Inadequate energy intake878789008
- Inadequate intake of energy878789008
- Inadequate intake of protein and/or protein derivative897491008
- Inadequate protein intake897491008
- Pre-existing malnutrition-related diabetes mellitus in pregnancy1142044000
- Disorder due to malnutrition related diabetes mellitus1172389004
- Cataract due to undernutrition1231644001
- Undernutrition cataract1231644001
- Disorder of peripheral circulation due to malnutrition-related diabetes mellitus1344623000
- Malnutrition-related diabetes mellitus with peripheral circulatory disorder1344623000
- Peripheral circulatory disorder due to malnutrition-related diabetes mellitus1344623000
- Acute disease or injury-related malnutrition441961000124100
- Chronic disease-related malnutrition441971000124107
- Disorder of vision due to secondary diabetes mellitus138591000119106
- Hypoalbuminaemia due to protein calorie malnutrition97361000119109
- Hypoalbuminemia due to protein calorie malnutrition97361000119109
- Ketoacidosis due to secondary diabetes mellitus138621000119108
- Peripheral vascular disease due to secondary diabetes mellitus126531000119109
- Starvation-related malnutrition441951000124102
UMLS
- Deficiency of macronutrientsC0033677
- Deficiency of macronutrients (disorder)C0033677
- Malnutrition protein-calorieC0033677
- Malnutrition, Protein-CalorieC0033677
- Malnutrition, Protein-EnergyC0033677
- Malnutritions, Protein-EnergyC0033677
- PCM - Protein-calorie malnutritionC0033677
- PEM - Protein-energy malnutritionC0033677
- Protein Calorie MalnutritionC0033677
- Protein Energy MalnutritionC0033677
- Protein calorie malnutritionC0033677
- Protein energy malnutritionC0033677
- Protein-Calorie MalnutritionC0033677
- Protein-Energy MalnutritionC0033677
- Protein-calorie malnutritionC0033677
- Protein-calorie undernutritionC0033677
- Protein-energy malnutritionC0033677
- Unspecified protein-calorie malnutritionC0033677
- calorie malnutrition proteinC0033677
- energy malnutrition proteinC0033677
- pcmC0033677
- pcmsC0033677
- protein calorie malnutritionC0033677
- protein energy malnutritionC0033677
- protein-calorie malnutritionC0033677
- protein-energy malnutritionC0033677
- MalnourishedC0162429
- MalnourishmentC0162429
- MalnourishmentsC0162429
- MalnutritionC0162429
- Malnutrition (E40-E46)C0162429
- Malnutrition NOSC0162429
- NUTRITIONAL DEFICC0162429
- Nutritional DeficienciesC0162429
- Nutritional DeficiencyC0162429
- UnderfedC0162429
- UndernourishedC0162429
- Undernourished (finding)C0162429
- UndernutritionC0162429
- Undernutrition (disorder)C0162429
- Undernutrition syndromeC0162429
- deficiencies disorders nutritionalC0162429
- deficiencies nutritionalC0162429
- deficiency disorders nutritionalC0162429
- deficiency nutritionalC0162429
- dietary deficiencyC0162429
- malnourishedC0162429
- malnutritionC0162429
- nutrition poorC0162429
- nutritional deficienciesC0162429
- nutritional deficiencyC0162429
- poor nutritionC0162429
- undernourishedC0162429
- undernutritionC0162429
- Protein-calorie imbalance NOSC2874221
Clinical Terms
- deficiencies disorders nutritional
- Undernutrition cataract
- pcm
- Malnutrition-related diabetes mellitus - fibrocalculous
- Inadequate intake of energy
- Serum albumin low
- Undernutrition syndrome
- protein-calorie malnutrition
- Disorder of nervous system due to malnutrition related diabetes mellitus
- Protein deficiency disease
- Protein calorie malnutrition
- protein energy malnutrition
- Cataract in systemic disorders
- Hypertrichosis in malnutrition
- Peripheral vascular disorder due to diabetes mellitus
- Secondary pancreatic diabetes mellitus
- protein-energy malnutrition
- Disorder of peripheral circulation due to malnutrition-related diabetes mellitus
- energy malnutrition protein
- undernutrition
- Diabetes mellitus associated with pancreatic disease
- Nutritional Deficiency
- Pre-existing malnutrition-related diabetes mellitus
- Disorder due to malnutrition related diabetes mellitus
- Malnutrition, calorie
- deficiency disorders nutritional
- Peripheral circulatory disorder due to malnutrition-related diabetes mellitus
- Hypoalbuminaemia due to protein calorie malnutrition
- Diabetic peripheral circulatory disorder
- Hair changes due to malnutrition
- Malnutrition, Protein-Calorie
- Child neglect
- calorie malnutrition protein
- poor nutrition
- Nutritional myopathy
- Acute disease or injury-related malnutrition
- Malnutrition-dehydration cataract
- Malnutrition
- deficiency nutritional
- Malnutrition (calorie)
- Malnutrition-related diabetes mellitus - protein-deficient
- MRDM - malnutrition related diabetes mellitus
- Peripheral vascular disease due to secondary diabetes mellitus
- Malnutritions, Protein-Energy
- Nutritional Deficiencies
- Malnutrition (E40-E46)
- Disorder of vision due to secondary diabetes mellitus
- Malnutrition, Protein-Energy
- Hypoproteinaemia
- nutrition poor
- Malnutrition related diabetes mellitus
- Malnutrition NOS
- Acute malnutrition in adolescence
- Undernourished
- PCM - Protein-calorie malnutrition
- Hypoproteinemia
- Malnourishment
- PEM - Protein-energy malnutrition
- Hypoalbuminemia
- Disorder of eye due to malnutrition related diabetes mellitus
- Ketoacidosis due to malnutrition related diabetes mellitus
- Hypoalbuminemia due to protein calorie malnutrition
- Undernutrition (disorder)
- Acute malnutrition in childhood
- Nutritional deprivation of child
- Ketoacidosis due to diabetes mellitus
- Deficiency of macronutrients
- Deficiency of macronutrients (disorder)
- Malnourishments
- Malnutrition-related diabetes mellitus with ketoacidosis
- Pancreatogenic type 3c diabetes mellitus
- Protein deficiency myopathy
- Redundant skin
- Protein-deficient diabetes mellitus
- Malnutrition protein-calorie
- Protein-calorie imbalance NOS
- Skin changes due to malnutrition
- Pre-existing malnutrition-related diabetes mellitus in pregnancy
- Diabetic acidosis
- Nutritional hair colour change
- Malnutrition due to child maltreatment
- Nutritionally compromised
- pcms
- Chronic disease-related malnutrition
- Underfed
- Ophthalmic complication of malnutrition-related diabetes mellitus
- Ketoacidosis in diabetes mellitus
- Inadequate protein intake
- Undernourished (finding)
- Inadequate energy intake
- Malnutrition-related diabetes mellitus with peripheral circulatory disorder
- dietary deficiency
- Acute malnutrition in infancy
- Diabetes mellitus with ketoacidosis
- DKA - diabetic ketoacidosis
- Nutritional maltreatment of child
- Fibrocalculous pancreatic diabetes
- Starvation-related malnutrition
- Generalised redundant skin due to malnutrition
- Cataract due to undernutrition
- malnourished
- Gingival disease due to malnutrition
- Malnutrition in child maltreatment syndrome
- Protein-calorie undernutrition
- deficiencies nutritional
- Coma due to malnutrition-related diabetes mellitus
- Generalized redundant skin due to malnutrition
- Nutritional hair color change
- Pre-existing diabetes mellitus in pregnancy
- Ketoacidosis due to secondary diabetes mellitus
- Diabetic ketoacidosis
- NUTRITIONAL DEFIC
- Peripheral circulatory disorder associated with diabetes mellitus
- Inadequate intake of protein and/or protein derivative
- Hypoalbuminaemia
Frequently Asked Questions
What is the ICD-10 code for unspecified protein-calorie malnutrition?
The ICD-10-CM code for unspecified protein-calorie malnutrition is E46. The full clinical description is "Unspecified protein-calorie malnutrition". E46 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code E46 mean?
ICD-10-CM code E46 represents “Unspecified protein-calorie malnutrition”. It is classified under Chapter 4: Endocrine, Nutritional and Metabolic Diseases and is a billable/specific code that can be used on a claim.
Is E46 a billable code?
Yes, E46 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is E46 in?
E46 is in Chapter 4: Endocrine, Nutritional and Metabolic Diseases (codes E00-E89).
What codes cannot be used with E46?
E46 has Excludes1 notes indicating codes that cannot be used together with it, including: transitory endocrine and metabolic disorders specific to newborn (P70-P74); intestinal malabsorption (K90.-); sequelae of protein-calorie malnutrition (E64.0); and 1 more.
What SNOMED CT codes does E46 map to?
E46 maps to 50 SNOMED CT concepts: 441961000124100, 762498002, 762497007, 762496003, 1231644001, and 45 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for E46?
E46 is linked to 3 UMLS Concept Unique Identifiers: C0033677, C0162429, C2874221. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does E46 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like unspecified protein-calorie malnutrition affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of E46?
E46 maps to the ICD-11 code: 5B71 (Protein deficiency).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.