ICD-10: E55.0

Rickets, active

Clinical Information

Inclusion Terms

  • Infantile osteomalacia
  • Juvenile osteomalacia

Additional Information

Treatment Guidelines

Rickets, classified under ICD-10 code E55.0, is a condition characterized by the softening and weakening of bones in children, primarily due to a deficiency in vitamin D, calcium, or phosphate. The active form of rickets indicates that the condition is currently affecting the patient, often leading to significant skeletal deformities and growth disturbances. Here, we will explore the standard treatment approaches for managing active rickets.

Understanding Rickets

Rickets is primarily caused by inadequate levels of vitamin D, which is essential for calcium absorption in the body. This deficiency can arise from various factors, including insufficient dietary intake, lack of sunlight exposure, or malabsorption syndromes. Symptoms of rickets may include bone pain, delayed growth, and skeletal deformities such as bowed legs or a protruding breastbone[1][2].

Standard Treatment Approaches

1. Vitamin D Supplementation

The cornerstone of treatment for rickets is vitamin D supplementation. The specific dosage may vary based on the severity of the deficiency and the age of the child:

  • Oral Vitamin D: High-dose oral vitamin D (ergocalciferol or cholecalciferol) is typically administered. For children with rickets, doses can range from 1,000 to 5,000 IU per day, depending on the severity of the deficiency and the child's weight[1][3].
  • Intramuscular Vitamin D: In cases of severe deficiency or malabsorption, intramuscular injections of vitamin D may be recommended to ensure adequate levels are achieved quickly[2].

2. Calcium and Phosphate Supplementation

In addition to vitamin D, calcium and phosphate supplementation may be necessary, especially in cases where dietary intake is insufficient:

  • Calcium Supplements: Calcium carbonate or calcium citrate can be provided to help restore normal calcium levels in the body. The typical recommendation is around 500 to 1,000 mg per day, depending on the child's age and dietary intake[3].
  • Phosphate Supplements: If phosphate levels are low, phosphate supplements may be prescribed. This is particularly important in cases of renal rickets, where phosphate wasting occurs[1].

3. Dietary Modifications

Encouraging a diet rich in vitamin D, calcium, and phosphate is crucial for managing rickets:

  • Vitamin D-Rich Foods: Foods such as fatty fish (salmon, mackerel), fortified dairy products, and egg yolks should be included in the diet[2].
  • Calcium-Rich Foods: Incorporating dairy products, leafy greens, and fortified cereals can help meet calcium needs[3].

4. Sunlight Exposure

Encouraging safe sunlight exposure is vital, as sunlight is a natural source of vitamin D. Recommendations typically suggest that children spend about 15-30 minutes outdoors several times a week, depending on skin type and geographic location[1][2].

5. Monitoring and Follow-Up

Regular follow-up appointments are essential to monitor the child's response to treatment. This includes:

  • Serum Level Testing: Periodic testing of serum vitamin D, calcium, and phosphate levels to ensure they are within normal ranges[3].
  • Assessment of Bone Health: X-rays may be used to assess bone health and detect any deformities that may require further intervention, such as orthopedic surgery in severe cases[1].

Conclusion

The management of active rickets (ICD-10 code E55.0) involves a multifaceted approach that includes vitamin D and calcium supplementation, dietary modifications, safe sunlight exposure, and regular monitoring. Early diagnosis and treatment are crucial to prevent long-term complications and promote healthy bone development in affected children. If you suspect a child may have rickets, it is essential to consult a healthcare provider for appropriate evaluation and management.

Description

ICD-10 code E55.0 refers to "Rickets, active," a condition primarily associated with vitamin D deficiency, which leads to impaired bone mineralization in children. This condition is characterized by a range of clinical manifestations and requires careful diagnosis and management.

Clinical Description of Rickets

Definition and Pathophysiology

Rickets is a skeletal disorder that occurs in children due to a deficiency of vitamin D, calcium, or phosphate. The active form of rickets, denoted by the ICD-10 code E55.0, indicates that the disease is currently present and symptomatic. Vitamin D is crucial for the absorption of calcium and phosphate in the intestines, and its deficiency leads to inadequate mineralization of the growing bones, resulting in soft and weak bones.

Etiology

The primary causes of active rickets include:
- Vitamin D Deficiency: This can arise from insufficient dietary intake, lack of sunlight exposure, or malabsorption syndromes.
- Calcium Deficiency: Inadequate calcium intake can also contribute to the development of rickets.
- Phosphate Deficiency: Rare genetic disorders can lead to phosphate wasting, contributing to rickets.

Clinical Features

Children with active rickets may present with various symptoms, including:
- Bone Pain and Tenderness: Affected children may complain of pain in the legs, spine, or pelvis.
- Skeletal Deformities: Common deformities include bowing of the legs (genu varum), thickening of the wrists and ankles, and a protruding abdomen.
- Delayed Growth: Children may exhibit stunted growth and delayed milestones.
- Dental Issues: Rickets can also affect dental health, leading to delayed eruption of teeth and enamel hypoplasia.

Diagnosis

Diagnosis of active rickets typically involves:
- Clinical Evaluation: A thorough history and physical examination to assess symptoms and signs.
- Laboratory Tests: Blood tests to measure levels of vitamin D, calcium, and phosphate, as well as alkaline phosphatase levels, which are often elevated in rickets.
- Imaging Studies: X-rays may be used to identify characteristic changes in the bones, such as widening of growth plates and bone deformities.

Management and Treatment

The management of active rickets focuses on correcting the underlying deficiencies:
- Vitamin D Supplementation: High-dose vitamin D supplements are often prescribed to restore adequate levels.
- Calcium and Phosphate Supplementation: Depending on the specific deficiencies, additional supplementation may be necessary.
- Dietary Modifications: Encouraging a diet rich in vitamin D and calcium, including fortified foods, dairy products, and fatty fish.

Prognosis

With appropriate treatment, the prognosis for children with active rickets is generally good. Most children respond well to vitamin D and calcium supplementation, leading to improvement in symptoms and resolution of skeletal deformities over time.

Conclusion

ICD-10 code E55.0 for "Rickets, active" highlights a significant public health concern, particularly in populations at risk for vitamin D deficiency. Early diagnosis and intervention are crucial to prevent long-term complications associated with this condition. Regular monitoring and education about dietary needs and sun exposure can help mitigate the risk of rickets in vulnerable populations.

Clinical Information

Rickets, particularly classified under ICD-10 code E55.0, refers to a condition characterized by the softening and weakening of bones in children, primarily due to a deficiency in vitamin D, calcium, or phosphate. This condition can lead to significant skeletal deformities and growth disturbances. Below is a detailed overview of the clinical presentation, signs, symptoms, and patient characteristics associated with active rickets.

Clinical Presentation

Signs and Symptoms

  1. Bone Deformities:
    - Bowed Legs (Genu Varum): One of the most common manifestations, where the legs curve outward.
    - Knock Knees (Genu Valgum): A condition where the knees touch while the feet are apart.
    - Thickened Wrists and Ankles: Enlargement of the joints due to abnormal bone growth.
    - Chest Deformities: Such as a pigeon chest (pectus carinatum) or a sunken chest (pectus excavatum).

  2. Growth Retardation:
    - Children with rickets may exhibit delayed growth and development, leading to shorter stature compared to peers.

  3. Muscle Weakness:
    - Generalized weakness and hypotonia (decreased muscle tone) can be observed, affecting the child’s ability to perform physical activities.

  4. Pain and Tenderness:
    - Affected children may experience bone pain, particularly in the legs, spine, and pelvis, which can lead to irritability and reluctance to move.

  5. Dental Issues:
    - Delayed eruption of teeth and dental enamel hypoplasia (defective enamel formation) can occur, leading to increased susceptibility to cavities.

  6. Increased Fracture Risk:
    - Due to weakened bones, children with rickets are at a higher risk of fractures, even with minimal trauma.

Additional Symptoms

  • Hypocalcemia: Low levels of calcium in the blood can lead to muscle spasms and seizures.
  • Respiratory Issues: In severe cases, skeletal deformities can affect lung function, leading to respiratory difficulties.

Patient Characteristics

Demographics

  • Age: Rickets primarily affects infants and young children, typically between 6 months and 3 years of age, when rapid growth occurs.
  • Geographic Location: Nutritional rickets is more prevalent in regions with limited sunlight exposure, where vitamin D synthesis is reduced, such as northern latitudes or areas with high pollution levels.

Risk Factors

  1. Nutritional Deficiencies:
    - Insufficient dietary intake of vitamin D, calcium, or phosphate is a primary risk factor. This can occur in populations with limited access to fortified foods or sunlight.

  2. Breastfeeding:
    - Exclusively breastfed infants may be at risk if the mother has low vitamin D levels, as breast milk typically does not provide adequate vitamin D.

  3. Chronic Conditions:
    - Conditions such as celiac disease, cystic fibrosis, or renal disorders can impair nutrient absorption, increasing the risk of rickets.

  4. Genetic Factors:
    - Certain genetic disorders affecting vitamin D metabolism can predispose individuals to rickets.

  5. Socioeconomic Status:
    - Lower socioeconomic status may correlate with higher rates of nutritional deficiencies due to limited access to nutritious foods and healthcare.

Conclusion

Rickets, classified under ICD-10 code E55.0, presents with a range of clinical signs and symptoms primarily related to bone health and growth. Understanding the characteristics of affected patients, including age, nutritional status, and underlying health conditions, is crucial for early diagnosis and effective management. Addressing nutritional deficiencies through dietary modifications and supplementation can significantly improve outcomes for children at risk of or suffering from rickets.

Approximate Synonyms

ICD-10 code E55.0 refers specifically to "Rickets, active," a condition primarily associated with vitamin D deficiency leading to impaired bone mineralization in children. Understanding alternative names and related terms for this condition can enhance clarity in medical documentation and communication. Below are some alternative names and related terms associated with ICD-10 code E55.0.

Alternative Names for Rickets

  1. Active Rickets: This term emphasizes the current state of the disease, indicating that the condition is ongoing and symptomatic.
  2. Nutritional Rickets: This term is often used to specify rickets caused by a deficiency in dietary vitamin D, calcium, or phosphate.
  3. Vitamin D Deficiency Rickets: This name highlights the primary cause of the condition, which is a lack of vitamin D necessary for calcium absorption.
  4. Osteomalacia in Children: While osteomalacia typically refers to the adult form of bone softening, it can be used in a pediatric context to describe similar underlying issues related to mineralization.
  5. Childhood Rickets: This term is used to specify that the condition occurs in children, distinguishing it from other forms of rickets that may affect adults.
  1. Vitamin D Deficiency (ICD-10 Code E55): This broader category includes all conditions related to insufficient vitamin D levels, which can lead to rickets.
  2. Hypophosphatemic Rickets: A specific type of rickets caused by low phosphate levels, which can be hereditary or acquired.
  3. Renal Rickets: This term refers to rickets that occur due to kidney dysfunction, affecting the body's ability to maintain proper mineral balance.
  4. Metabolic Bone Disease: A general term that encompasses various conditions affecting bone density and structure, including rickets.
  5. Calcium Deficiency Rickets: This term specifies rickets that arise from inadequate calcium intake, which can also lead to similar symptoms.

Conclusion

Understanding the alternative names and related terms for ICD-10 code E55.0 is crucial for healthcare professionals involved in diagnosis, treatment, and coding. These terms not only facilitate better communication among medical practitioners but also enhance patient education regarding the condition. By recognizing the various terminologies, healthcare providers can ensure more accurate documentation and improve the overall management of patients with rickets.

Diagnostic Criteria

The diagnosis of Rickets, active, classified under ICD-10 code E55.0, involves a combination of clinical evaluation, laboratory tests, and imaging studies. Here’s a detailed overview of the criteria used for diagnosing this condition:

Clinical Criteria

  1. Symptoms and Signs:
    - Bone Pain: Patients often report pain in the bones, particularly in the legs and spine.
    - Deformities: Physical examination may reveal skeletal deformities such as bowing of the legs (genu varum) or knock-knees (genu valgum).
    - Growth Delays: Children may exhibit delayed growth or short stature compared to peers.
    - Muscle Weakness: Weakness in the muscles, particularly in the proximal muscles, can be observed.

  2. Age Consideration:
    - Rickets typically presents in children, particularly those aged 6 months to 2 years, as this is a critical period for bone development.

Laboratory Criteria

  1. Serum Vitamin D Levels:
    - A significant deficiency in serum 25-hydroxyvitamin D (25(OH)D) levels is a key indicator. Levels below 20 ng/mL (50 nmol/L) are often considered deficient, while levels between 20-30 ng/mL may indicate insufficiency.

  2. Calcium and Phosphate Levels:
    - Hypocalcemia (low serum calcium) and hypophosphatemia (low serum phosphate) may also be present. These abnormalities can contribute to the development of rickets.

  3. Alkaline Phosphatase:
    - Elevated levels of alkaline phosphatase in the serum can indicate increased bone turnover, which is common in rickets.

Imaging Studies

  1. X-rays:
    - Radiographic examination of the long bones can reveal characteristic changes associated with rickets, such as:

    • Widening of the growth plates (metaphyseal widening).
    • Osteopenia (decreased bone density).
    • Fractures or deformities in severe cases.
  2. Bone Density Scans:
    - In some cases, dual-energy X-ray absorptiometry (DEXA) scans may be used to assess bone density and confirm the diagnosis.

Differential Diagnosis

It is essential to differentiate active rickets from other conditions that may present similarly, such as:
- Osteomalacia (in adults).
- Other metabolic bone diseases.
- Genetic disorders affecting bone metabolism.

Conclusion

The diagnosis of active rickets (ICD-10 code E55.0) is based on a combination of clinical symptoms, laboratory findings, and imaging studies. A thorough evaluation is crucial to confirm the diagnosis and rule out other potential causes of the symptoms. Early diagnosis and treatment are vital to prevent long-term complications associated with rickets, such as permanent skeletal deformities and growth disturbances.

Related Information

Treatment Guidelines

  • Vitamin D supplementation with high-dose oral ergocalciferol
  • Intramuscular vitamin D injections for severe deficiency or malabsorption
  • Calcium supplements to restore normal calcium levels
  • Phosphate supplements in cases of low phosphate levels
  • Dietary modifications including vitamin D-rich foods and calcium sources
  • Safe sunlight exposure for natural vitamin D production
  • Regular monitoring with serum level testing and X-rays

Description

  • Impaired bone mineralization
  • Vitamin D deficiency
  • Calcium or phosphate deficiencies
  • Soft and weak bones
  • Bone pain and tenderness
  • Skeletal deformities
  • Delayed growth
  • Dental issues

Clinical Information

  • Bone deformities common in rickets
  • Bowed legs (genu varum) and knock knees (genu valgum)
  • Thickened wrists and ankles due to abnormal bone growth
  • Chest deformities such as pigeon chest or sunken chest
  • Growth retardation leading to shorter stature
  • Muscle weakness and hypotonia affecting physical activity
  • Pain and tenderness in legs, spine, and pelvis
  • Dental issues with delayed eruption of teeth and enamel hypoplasia
  • Increased fracture risk due to weakened bones
  • Hypocalcemia leading to muscle spasms and seizures
  • Respiratory issues from skeletal deformities affecting lung function

Approximate Synonyms

  • Active Rickets
  • Nutritional Rickets
  • Vitamin D Deficiency Rickets
  • Osteomalacia in Children
  • Childhood Rickets
  • Vitamin D Deficiency
  • Hypophosphatemic Rickets
  • Renal Rickets
  • Metabolic Bone Disease
  • Calcium Deficiency Rickets

Diagnostic Criteria

  • Bone pain in legs and spine
  • Skeletal deformities like genu varum or valgum
  • Growth delays or short stature
  • Muscle weakness in proximal muscles
  • Serum vitamin D deficiency (levels <20 ng/mL)
  • Hypocalcemia (low serum calcium)
  • Hypophosphatemia (low serum phosphate)
  • Elevated alkaline phosphatase levels
  • Metaphyseal widening on X-rays
  • Osteopenia or decreased bone density
  • Fractures or deformities on X-rays

Coding Guidelines

Excludes 1

  • vitamin D-resistant rickets (E83.31)
  • hereditary vitamin D-dependent rickets (E83.32)
  • inactive rickets (E64.3)
  • renal rickets (N25.0)
  • Crohn's rickets (K50.-)
  • sequelae of rickets (E64.3)
  • celiac rickets (K90.0)

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