Pediatric Scurvy
Vitamin C (Ascorbic Acid) Deficiency Disease
Primary risk age: Toddlers and young children (Rare; typically seen in children with developmental issues, autism with severe food selectivity, or poor diets)
- Urgency
- Moderate
- Typical age
- Toddlers and young children (Rare; typically seen in children with developmental issues, autism with severe food selectivity, or poor diets)
- Body system
- Nutritional & Deficiency
Typical course: Pain and gum bleeding resolve within 24 to 72 hours; bone changes resolve on X-ray over several weeks.
Reviewed against AAP · CDC · WHO · NHS guidance Last reviewed 2026-06-13
1. Summary & Pathophysiology
Vitamin C (Ascorbic Acid) Deficiency Disease
Pathophysiology (Development Path)
Vitamin C is an essential cofactor for the enzyme prolyl hydroxylase, which is required for collagen synthesis. Deficiency impairs collagen formation, weakening connective tissues, blood vessel walls, and bone matrix.
Primary Causes & Etiology
Inadequate dietary intake of ascorbic acid (Vitamin C) due to a diet lacking fresh fruits and vegetables.
2. Symptom Continuum
- Early Onset Signs
Irritability, loss of appetite, mild low-grade fever, and generalized leg pain, causing the child to refuse to stand or walk.
- Progressive Phase
Swollen, painful joints, and "frog-leg" posture (hips and knees flexed and abducted due to bone pain). Bleeding, swollen, spongy gums, and petechiae around hair follicles (perifollicular hemorrhages).
- Severe Indicators
Subperiosteal hemorrhages (bleeding under the bone membrane) causing severe bone pain, loose teeth, poor wound healing, anemia (due to bleeding and impaired iron absorption), and severe bruising.
3. Clinical Verification
Plain X-rays of the knees showing characteristic signs: White Line of Frankel (dense zone of provisional calcification), Wimberger Ring (lucent center of epiphyseal center), and Trümmerfeld Zone (scurvy line/fracture zone). Serum ascorbic acid levels <0.2 mg/dL.
4. Care & Elements Plan
Primary Care Treatment Plan
Administer daily oral or intravenous Vitamin C (Ascorbic Acid) replacement. Dietary modification to include Vitamin C-rich foods. Address underlying food selectivity issues.
Home Support Elements
Handle the child very gently to minimize bone pain. Provide a soft diet if gums are bleeding and painful. Offer orange juice or other vitamin-rich foods.
Generic Active Ingredients (No Brands)
- Ascorbic acid (Vitamin C - generic active therapeutic replacement ingredient).
Lists active elements only. Never administer self-designed therapies.
5. Doctor Critical Lines
Critical Thresholds: When to See a Doctor
Seek pediatric evaluation if your child develops severe leg pain, refuses to walk, has swollen bleeding gums, or if their diet is extremely restricted (e.g., only consuming milk and bread).
6. Vaccine & Prevention
Routine Prophylaxis (Prevention)
Ensure a diet containing fresh fruits (citrus, strawberries) and vegetables (broccoli, bell peppers).
Immunization Context
No specific immunizations are associated with this nutritional deficiency.
7. Timelines & Outlook
Active Timeline
Pain and gum bleeding resolve within 24 to 72 hours; bone changes resolve on X-ray over several weeks.
Expected Prognosis
Excellent. Pain and bleeding symptoms improve rapidly within days of starting Vitamin C replacement. Bone lesions heal completely.
Potential Untreated Complications
Severe anemia, pathological fractures, subperiosteal hematomas, and secondary bacterial infections.
