Real-life management of gastrointestinal cow’s milk protein allergy in Brazilian infants
Main Article Content
Keywords
access to essential medicines and health technologies, diagnostic techniques and procedures, elimination diet, professional practice
Abstract
Objective: To evaluate physicians’ management of non-immunoglobulin E-mediated gastrointestinal cow’s milk protein allergy (non-IgE-GI-CMPA) in Brazilian infants.
Methods: A total of 447 physicians from all the regions of Brazil answered an online questionnaire concerning their management of formula-fed infants with mild-to-moderate (Case 1) or severe (Case 2) clinical manifestations of non-IgE-GI-CMPA.
Results: In total, 95.3% and 86.0% of the interviewed physicians in cases 1 and 2 prescribed a cow’s milk elimination diet (p < 0.001). In the initial management, the prescription rates of formulas based on extensively hydrolyzed protein and amino acid were 81.7% and 14.6% for Case 1 and 32.7% and 65.4% for Case 2 (p < 0.001); the percentages of answers for prescriptions of drugs or probiotics were 8.3% and 12.1% in cases 1 and 2 (p < 0.001); and requests for laboratory tests were 12.3% and 37.7 % (p = 0.016). The oral food challenge (OFC) test for the diagnosis of non-IgE-GI-CMPA was indicated by 55.1% and 42.7% of the physicians in cases 1 and 2 (p < 0.001). The OFC test was chosen to assess tolerance development by 92% of the interviewees. Performing the diagnostic OFC (D-OFC) test was positively associated with having board certification in pediatric gastroenterology and < 20 years of professional experience and negatively associated with using baked foods as a protein source in the oral tolerance OFC test.
Conclusions: Most interviewees followed the guidelines regarding prescribing an elimination diet; however, many should include the OFC test in diagnosing infants with non-IgE-GI-CMPA. Not performing the D-OFC may have negative consequences on patients and on the public healthcare system.
References
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