AutoICD API

R71.8

Billable

Other abnormality of red blood cells

Other abnormality of red blood cells

Status

Billable / Specific

Block

R70-R79

Parent Code

R71

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Abnormal red-cell morphology NOS
  • Abnormal red-cell volume NOS
  • Anisocytosis
  • Poikilocytosis

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

Related Codes(1)
R71.0

Precipitous drop in hematocrit

Billable
Also Known As / Clinical Terms(685)

SNOMED CT

UMLS

Clinical Terms

  • HS - Hereditary spherocytosis
  • Megaloblastoid erythropoiesis
  • Erythrocyte life span finding
  • Erythrophagocytosis
  • Increased sulfhemoglobin
  • Hematocrit - PCV level - finding
  • Mean corpuscular haemoglobin low
  • Erythrocyte sedimentation rate (ESR) low
  • Color index above reference range
  • Congenital spherocytosis
  • Increased heme-heme interaction
  • Presence of unidentified hemoglobin variant
  • Finding of red blood cell colour
  • Finding of red blood cell color
  • Sensitized red cell
  • Red blood cell morphology NOS abnormal
  • Red blood cell count raised
  • Presence of haemoglobin delta chain variant
  • Mean corpuscular haemoglobin (MCH) - raised
  • Hematocrit outside reference range
  • Mean corpuscular hemoglobin raised
  • Autoagglutination of red blood cell
  • Hemoglobin SC crystals
  • MCH - raised
  • Post-artesunate delayed hemolysis
  • Sensitized cell
  • Presence of haemoglobin alpha-chain variant
  • Alteration of hemoglobin concentration
  • Decreased erythrocyte life span
  • Ringed sideroblast
  • RBC maturation arrest
  • Abnormal mean corpuscular volume
  • Red cell folate abnormal
  • Extramedullary hematopoiesis
  • Increased methemoglobin
  • Mean corpuscular volume abnormal
  • Hereditary elliptocytosis due to glycophorin C deficiency
  • Decreased sulfhemoglobin
  • Intravascular haemolysis
  • Sulfhemoglobin below reference range
  • MCHC - raised
  • Decreased carboxyhemoglobin
  • Red blood cell size - finding
  • Color index level
  • Sensitised red cell
  • Finding of red blood cell size
  • Mean corpuscular haemoglobin (MCH) - abnormal
  • Mean corpuscular hemoglobin above reference range
  • Sucrose haemolysis test positive
  • Red blood cell morphology abnormal
  • Finding of mean cell hemoglobin concentration
  • Colour index low
  • Dimorphic red blood cell population
  • Mean corpuscular haemoglobin concentration (MCHC) - raised
  • RBC staining
  • RBC's - megaloblasts
  • MCH - abnormal
  • Erythrocyte sedimentation rate below reference range
  • Mean corpuscular hemoglobin below reference range
  • Mean corpuscular haemoglobin (MCH) - low
  • Colour index raised
  • Hematocrit - PCV level
  • Increased erythrocyte destruction
  • poikilocytosis
  • Increased sulphaemoglobin
  • Mean cell hemoglobin concentration - finding
  • Color index low
  • Red blood cell volume outside reference range
  • Carboxyhemoglobin below reference range
  • Red blood cell color - finding
  • Mean corpuscular haemoglobin above reference range
  • Colour index above reference range
  • Carboxyhaemoglobin below reference range
  • PCV (packed cell volume) outside reference range
  • Post-artesunate delayed haemolysis
  • PADH - post-artesunate delayed hemolysis
  • Finding of mean cell hemoglobin level
  • Sputnik cells
  • Leptocytes
  • RBC (red blood cell) count abnormal
  • Finding of mean cell haemoglobin concentration
  • Cabot ring bodies
  • Cabot's ring bodies
  • Mean corpuscular hemoglobin concentration - low
  • Finding of red blood cell staining
  • Polychromatic red blood cells
  • Familial acholuric jaundice
  • Mean corpuscular hemoglobin (MCH) - abnormal
  • Red blood cells - megaloblasts
  • Siderocytophagocytosis
  • Red blood cell sequestration
  • Hereditary elliptocytosis
  • Red blood cell folate below reference range
  • Increased haemoglobin
  • Congenital elliptocytosis
  • MCHC - low
  • Decreased erythrocyte destruction
  • Total iron binding capacity low
  • Erythrocyte colour index
  • Hemolysis
  • abnormal mcv
  • MCH - low
  • Mean corpuscular hemoglobin concentration (MCHC) - low
  • Haemoglobin SC crystals
  • Hemoglobin H inclusions
  • Decreased erythrocyte production
  • Increased hemoglobin
  • Basophilic stippling, erythrocytes
  • Delayed hemolysis following artesunate therapy
  • Increased carboxyhemoglobin
  • Erythrocyte colour index below reference range
  • Mild hereditary spherocytosis due to spectrin deficiency
  • Severe hereditary spherocytosis due to combined deficiency of spectrin AND ankyrin
  • RBC enzymes abnormal
  • Sulfhemoglobin above reference range
  • Finding of mean cell haemoglobin level
  • PCV (packed cell volume) abnormal
  • Hemophagocytosis
  • Red blood cell colour - finding
  • Poikilocytosis (finding)
  • Total iron binding capacity below reference range
  • Mean corpuscular hemoglobin concentration (MCHC) - raised
  • Hypochromic red blood cells
  • Mean corpuscular haemoglobin abnormal
  • Haemoglobin H inclusions
  • Hereditary elliptocytosis due to beta spectrin-ankyrin interaction
  • Anisocytosis, red cells
  • Erythrocyte colour index above reference range
  • HE - hereditary elliptocytosis
  • Color index below reference range
  • Auto-agglutination of red blood cell
  • Puddle cells
  • Intravascular hemolysis
  • Rouleaux
  • Mean cell volume abnormal
  • Mean corpuscular hemoglobin concentration below reference range
  • Finding related to haemoglobin H inclusions
  • Red blood cell inclusions
  • Increased erythrocyte production
  • Ineffective erythropoiesis
  • MCV - raised
  • Ascorbate-cyanide screening test positive
  • Decreased carboxyhaemoglobin
  • Red blood cell maturation age
  • Finding of haematocrit - packed cell volume level
  • Abnormal erythrocyte volume
  • Decreased blood erythrocyte volume
  • Mean corpuscular hemoglobin abnormal
  • Erythrocyte sequestration
  • Extramedullary haematopoiesis
  • Anisochromia
  • Color index level - finding
  • Presence of hemoglobin delta chain variant
  • Red blood cell agglutination
  • Severe hereditary spherocytosis due to spectrin deficiency
  • Red blood cell population
  • Red blood cell clumping
  • Abnormal erythrocyte production
  • Plasmodium macrogametocyte in red cell
  • Red blood cell enzymes abnormal
  • Erythrocyte sedimentation rate outside reference range
  • Reticulocyte count outside reference range
  • Decreased sulphaemoglobin
  • RBC - red blood cell maturation arrest
  • Carboxyhaemoglobin above reference range
  • Hereditary elliptocytosis due to deficiency of protein 4.1
  • Hemocytophagia
  • Abnormal erythrocyte destruction
  • Colour index level
  • Mean corpuscular haemoglobin concentration below reference range
  • Plasmodium merozoite in red cell
  • PCV (packed cell volume) above reference range
  • Presence of unidentified haemoglobin variant
  • Folic acid above reference range
  • Red blood cell maturation age - finding
  • Haemoglobin level outside reference range
  • PCV (packed cell volume) high
  • Mean corpuscular haemoglobin concentration (MCHC) - low
  • Mean corpuscular volume below reference range
  • Target cells present
  • Mean corpuscular volume - raised
  • Erythrocyte aggregation
  • Erythrocyte membrane abnormality
  • Red blood cell population finding
  • Mean cell haemoglobin concentration - finding
  • Abnormal red-cell volume NOS
  • Hematocrit above reference range
  • Methaemoglobin above reference range
  • Decreased haem-haem interaction
  • Sulphaemoglobin above reference range
  • Mean cell hemoglobin level
  • Finding related to hemoglobin H inclusions
  • Erythropenia
  • Hereditary elliptocytosis due to abnormal protein 4.1
  • Congenital spherocytic hemolytic anemia
  • Hereditary spherocytosis due to deficiency of protein 4.2
  • Haematocrit high
  • Colour index below reference range
  • Folic acid below reference range
  • Hemoglobin C crystals
  • Anisocytosis, red cells (finding)
  • Abnormal erythrocyte maturation
  • Increased methaemoglobin
  • Abnormal red cell morphology
  • Eccentrocytosis
  • Increased haem-haem interaction
  • Erythrocyte sedimentation rate - finding
  • Erythrophagia
  • Red blood cell morphology abnormal (finding)
  • Anisocytosis
  • Mean cell hemoglobin concentration
  • Dacrocytosis
  • Ascorbate-cyanide detected by screening
  • Anisocytosis (morphologic abnormality)
  • Decreased heme-heme interaction
  • Haematocrit above reference range
  • Hereditary spherocytosis due to combined deficiency of spectrin AND ankyrin
  • Decreased osmotic fragility
  • Microcytosis, red cells
  • Hematocrit high
  • Basophilic stippling
  • Red blood cell count abnormal
  • MCV abnormal
  • Mean corpuscular hemoglobin concentration above reference range
  • Blister cells
  • Sickling test positive
  • Mean corpuscular volume above reference range
  • Hemoglobin above reference range
  • Low erythrocyte sedimentation rate
  • Increased carboxyhaemoglobin
  • Burr cells present
  • Haematocrit - PCV level
  • Abnormal red blood cell volume
  • Sugar-water test positive
  • Dyserythropoiesis
  • Color index raised
  • Erythrocytic maturation arrest
  • Hereditary spherocytosis due to beta spectrin defect
  • Red blood cell folate above reference range
  • Teardrop cells
  • Finding of hematocrit - packed cell volume level
  • RBC count raised
  • Methemoglobin below reference range
  • Reticulocyte count abnormal
  • Mean cell haemoglobin concentration
  • Extramedullary erythropoiesis
  • Haemoglobin C crystals
  • Methemoglobin above reference range
  • Mean corpuscular hemoglobin low
  • Babesia red blood cell inclusion
  • Plasmodium malariae gametocyte in red cell
  • Red blood cell size
  • Mean cell haemoglobin level - finding
  • Mean corpuscular volume - low
  • Erythrocyte sedimentation rate abnormal
  • Red blood cell count below reference range
  • Hereditary elliptocytosis with transient poikilocytosis
  • Red blood cell count low
  • MCV - low
  • Mean corpuscular hemoglobin concentration raised
  • Colour index level - finding
  • Plasmodium microgametocyte in red cell
  • Malarial red blood cell inclusion
  • Red blood cell count above reference range
  • Mean corpuscular haemoglobin below reference range
  • Erythrocyte sedimentation rate
  • Mean corpuscular haemoglobin concentration raised
  • Finding of red blood cell maturation age
  • Erythroid maturation arrest
  • Alteration of haemoglobin concentration
  • Hereditary spherocytosis due to spectrin deficiency
  • Sucrose hemolysis test positive
  • Mean cell volume abnormal NOS
  • Methaemoglobin below reference range
  • Increased folic acid
  • Howell Jolly bodies
  • Heinz bodies
  • Congenital spherocytic haemolytic anaemia
  • Decreased folic acid
  • ESR (erythrocyte sedimentation rate) abnormal
  • Erythrocyte color index
  • Presence of hemoglobin alpha-chain variant
  • Sulphaemoglobin below reference range
  • Erythrocytopenia
  • Mean cell hemoglobin level - finding
  • Hereditary ovalocytosis
  • Haemophagocytosis
  • Mean corpuscular hemoglobin (MCH) - raised
  • TIBC - Total iron binding capacity low
  • Microcytosis
  • Finding of color index level
  • Mean corpuscular haemoglobin concentration above reference range
  • Pappenheimer bodies
  • Mean corpuscular haemoglobin outside reference range
  • Hereditary spherocytosis
  • Erythrocyte color index below reference range
  • Pyknocytosis
  • Finding of colour index level
  • Haemolysis
  • Hereditary elliptocytosis due to alpha spectrin defect
  • Leptocytosis
  • Haemoglobin above reference range
  • RBC count low
  • Minkowsky-Chauffard syndrome
  • Microspherocytes seen
  • Increased osmotic fragility
  • Abnormal red-cell morphology NOS
  • Decreased methemoglobin
  • Mean cell haemoglobin level
  • Decreased methaemoglobin
  • Unequal size of red blood cells
  • Familial spherocytosis
  • Hemoglobin level outside reference range
  • Increased erythrocyte ghost cells in blood
  • PADH - post-artesunate delayed haemolysis
  • Red cell folate outside reference range
  • Increased blood erythrocyte volume
  • Haematocrit - PCV level - finding
  • Carboxyhemoglobin above reference range
  • Haematocrit outside reference range
  • Mean corpuscular hemoglobin (MCH) - low
  • Erythrocyte color index above reference range
  • Mean corpuscular hemoglobin outside reference range
  • Haemocytophagia
  • RBC's - anisocytosis
  • Extravascular hemolysis
  • ESR low
  • Schistocytosis
  • Hereditary elliptocytosis due to beta spectrin defect in self-association
  • Finding of erythrocyte sedimentation rate
  • Sensitised cell
  • RBC folate low
  • Red blood cell folate low
  • Mean corpuscular haemoglobin raised
  • Mild hereditary spherocytosis due to combined deficiency of spectrin AND ankyrin
  • Delayed haemolysis following artesunate therapy
  • Extravascular haemolysis
  • Red blood cell count outside reference range
Frequently Asked Questions
What is the ICD-10 code for other abnormality of red blood cells?

The ICD-10-CM code for other abnormality of red blood cells is R71.8. The full clinical description is "Other abnormality of red blood cells". R71.8 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code R71.8 mean?

ICD-10-CM code R71.8 represents “Other abnormality of red blood cells”. It is classified under Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings and is a billable/specific code that can be used on a claim.

Is R71.8 a billable code?

Yes, R71.8 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is R71.8 in?

R71.8 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).

What codes cannot be used with R71.8?

R71.8 has Excludes1 notes indicating codes that cannot be used together with it, including: anemias (D50-D64); anemia of premature infant (P61.2); benign (familial) polycythemia (D75.0); and 6 more.

What SNOMED CT codes does R71.8 map to?

R71.8 maps to 136 SNOMED CT concepts: 88492006, 81869008, 441791009, 264777008, 250240007, and 131 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for R71.8?

R71.8 is linked to 5 UMLS Concept Unique Identifiers: C0853655, C0476320, C0221278, C0878708, C0221281. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does R71.8 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other abnormality of red blood cells 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 R71.8?

There is no direct ICD-11 mapping available for R71.8 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.

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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.