Vitamin A Deficiency and Excess: Causes, Clinical Features, Diagnosis, and Management
Management and Treatment of Vitamin A Deficiency
Vitamin A deficiency leads to serious health complications, but it can be managed with dietary changes, supplementation, and public health interventions.
6/6/2025• 5 min read• 43 views
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Vitamin A Deficiency and Excess: Causes, Clinical Features, Diagnosis, and Management
Management and Treatment of Vitamin A Deficiency
Vitamin A deficiency is a serious health condition that can lead to blindness, impaired immune function, and developmental issues.
Causes
- Inadequate dietary intake
- Malabsorption syndromes
- Liver disorders affecting storage
Clinical Features
- Night blindness
- Xerophthalmia
- Keratomalacia
- Increased susceptibility to infections
Diagnosis
Serum retinol levels below 0.70 µmol/L indicate deficiency. Clinical examination and dietary assessment are also crucial.
Management and Treatment
Dietary Recommendations
- Increase intake of vitamin A-rich foods such as liver, dairy products, and dark green leafy vegetables.
- Fortified foods can also help meet daily requirements.
Supplementation
High-dose vitamin A supplementation is recommended for pregnant women, infants, and populations at risk.
Public Health Measures
- Food fortification programs
- Education on balanced nutrition
- Routine screening in at-risk populations
Tags
#Vitamin A#Deficiency#Malabsorption#Night Blindness#Supplementation
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