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PEDIATRICS SEMINAR PRESENTATION
TOPIC;IRON INTOXICATION IN CHILDREN
BY
M.S.PRAYTHIESH BRUCE,
FINAL MBBS,SMIMS,
KULASEKARAM
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IRON INTOXICATION IN CHILDREN
• IRON IS A ESSENTIAL NUTRIENT THAT IS COMMON CONTENT OF VITAMIN PREPARATIONS AND TONICS
• IRON POISONING IS A PEDIATRIC EMERGENCY• ONE OF THE TOP 10 SUBSTANCES INGESTED BY
CHILDREN LESS THAN 5 YEARS• CHRONIC IRON INTOXICATION OCCUR DUE TO
REPEATED BLOOD TRANSFUSION AND THALASSEMMIA
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ACCIDENTAL POISONING OF IRON IN CHILDREN
• OCCUR DUE TO ;• FREQUENT IRON SUPPLEMENTS FOUND IN
MANY HOMES• UNAWARENESS OF PEOPLE THAT IRON CAN
BE DANGEROUS• ATTRACTIVENESS OF IRON TABLETS• ILLETERACY AND CARELESSNESS OF PATIENT•
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PATHOPHYSIOLOGY OF IRON POISONING
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TOXIC DOSES
• LOWEST LETHAL DOSE OF IRON IS 600MG• 20MG/KG SUB TOXIC• 20-60MG/KGBODY WEIGHT –MILD SYMPTOMS• >60MG/KG BODY WEIGHT-POTENTIALLY LETHAL
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CLINICAL FEATURES• VOMITING,ABDOMINAL PAIN• CRAMPS,HEMATEMESIS,DIARRHOEA,CIR
CULATORY FAILURE,JAUNDICE(2-4 DAYS LATER)
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CLINICAL FEATURES OF IRON I INTOXICATION• GASTROINTESTINAL STAGE;30MIN-2HOURS• APPARENT RECOVERY;2-6HOURS• CIRCULATORY FAILURE;12 HOURS• HEPATIC NECROSIS;2-4 DAYS• GASTRIC SCARRING-2-4 WEEKS
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DEFINITIVE TREATMENT OF IRON INTOXICATION• CHELATING AGENT;DESFERRIOXAMINE• INDICATIONS;• LETHARGHY,TACHYPNEA,TACHYCARDIA• HYPOTONIA • FREE SERUM IRON IS MORE THAN 50UG/DL• TOTAL SERUM IRON >350UG/DL• LEUCOCYTE COUNT MORE THAN 15,000CUMM• SERUM GLUCOSE>150MG/DL
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ROUTE AND DOSAGE OF DESFERRIOXAMINE . .
• ACUTE CASES IV INFUSION• LESS SEVERE CASES IM• I5MG/KG/HR IV AND 50MG/KG GIVEN EVERY 4 HOURS IM• TOTAL DOSE SHOULD NOT EXCEED 6GM IV OR IM• PREPARATION AVAILABLE;POWDER FORM IN VIAL
5OOMG WHICH DILATED IN WATER FOR INJECTION TO HAVE 10 %SOLUTION
• SOLUTION IS DILUTED IN 0.8%SALINE IN 5%DEXTROSE
• FOR CONTINOUS IV ADMINISTRATION
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INVESTIGATIONS;
• PLAIN XRAY OF ABDOMEN• FREE SERUM IRON>50MG/DL• TOTAL SERUM IRON>350MG/DL• LEUCOCYTOSIS
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MANAGEMENT OF IRON INTOXICATION IN CHILDREN
• EMESIS WITH SYRUP IPECAC• GASTRIC LAVAGE• SUPPORTIVE AND SYMPTOMATIC TREATMENT• CHELATION THERAPHY• DIALYSIS WITH CHELATION • VERY SEVERE CASES ;EXCHANGE TRANSFUSION• CHARCOAL HEMOPERFUSION WITH SIMULTANEOUS
CHELATION
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THANK YOU