JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000325
Rebecca Mercedes, Kalyani Patel, Henry Shiau, Krupa R Mysore, Wenly Ruan, Daniel H Leung, Mary Elizabeth M Tessier, Dana Cerminara, Sarah Nicholas, Kelby Fuller, Marielle Faraone, N Thao N Galvan, John Goss, Anna M Banc-Husu
{"title":"Pediatric Acute Liver Failure Secondary to Autoimmune Hepatitis in an Infant With Thrombocytopenia-Absent Radius (TAR) Syndrome: A Case Report.","authors":"Rebecca Mercedes, Kalyani Patel, Henry Shiau, Krupa R Mysore, Wenly Ruan, Daniel H Leung, Mary Elizabeth M Tessier, Dana Cerminara, Sarah Nicholas, Kelby Fuller, Marielle Faraone, N Thao N Galvan, John Goss, Anna M Banc-Husu","doi":"10.1097/PG9.0000000000000325","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000325","url":null,"abstract":"<p><p>Thrombocytopenia absent radius (TAR) syndrome is a rare genetic disorder that has been associated with food protein-induced allergic proctocolitis and transient leukemoid reactions, among other manifestations. There has been no prior reports of its association with autoimmune disease, more specifically, autoimmune hepatitis (AIH) or the development of pediatric acute liver failure (PALF). We present a case of an 8-month-old infant with TAR syndrome who presented with PALF, secondary to AIH with elevated liver-kidney microsomal antibody (>1:2560). She received a liver transplant and had a very complicated postoperative course including severe T-cell-mediated rejection, infection, biliary stricture, persistently elevated liver-kidney microsomal antibodies, and antibody-mediated rejection. Ultimately, these complications led to graft failure, severe sepsis, and death. This case highlights a new association of TAR syndrome with AIH and PALF and a potentially aggressive nature of AIH both pre- and post-transplant.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e325"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10435028/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10049475","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000320
Anam Bashir, Jose M Cabrera, Mariko Suchi, Barry J Pelz
{"title":"Hypereosinophilic Syndrome with Pulmonary Involvement in Ulcerative Colitis.","authors":"Anam Bashir, Jose M Cabrera, Mariko Suchi, Barry J Pelz","doi":"10.1097/PG9.0000000000000320","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000320","url":null,"abstract":"<p><p>Reactive eosinophilia is associated with inflammatory bowel disease and is more common in patients with ulcerative colitis (UC) compared with Crohn's disease. The prevalence rate of peripheral blood eosinophilia in patients with inflammatory bowel disease has been described to be as high as 30%-40% of patients in a pediatric study. The coexistence of hypereosinophilic syndrome (HES) and UC is uncommon. We present a 15-year-old boy with UC associated with HES who presented with chest pain and shortness of breath. Laboratory evaluation showed marked eosinophilia. Alternative causes of eosinophilia including eosinophilic leukemia, infections, or drug-induced eosinophilic pneumonia were ruled out. The patient was ultimately diagnosed with HES responsive to mepolizumab.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e320"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10435027/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10106016","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000322
Esthermari González Polanco, Stephen Borowitz
{"title":"Delayed Hypersensitivity Reaction to Infliximab Due to Mammalian Meat Allergy.","authors":"Esthermari González Polanco, Stephen Borowitz","doi":"10.1097/PG9.0000000000000322","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000322","url":null,"abstract":"<p><p>Mammalian meat allergy is a delayed immunoglobulin E (IgE) mediated hypersensitivity reaction to galactose-alpha-1,3-galactose (alpha-gal). Alpha-gal is an oligosaccharide present on glycoproteins and glycolipids of nonprimate mammals as well as biologic agents prepared using mammalian cells including infliximab. We describe a pediatric patient with Crohn's disease who developed urticaria and pruritus roughly 6 hours after her very first infliximab infusion that progressed to chronic urticaria following subsequent infliximab infusions. She was diagnosed with mammalian meat allergy based on an elevated serum IgE level directed against alpha-gal. Her symptoms resolved once infliximab infusions were discontinued and did not recur after commencing therapy with adalimumab.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e322"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10435023/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10039814","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000335
Amy Garcia, Evelyn Hsu, Henry C Lin
{"title":"Resolution of Pruritus in a Child With Alagille Syndrome Treated With Maralixibat for Seven Years: Durable Response and Discontinuation of Other Medications.","authors":"Amy Garcia, Evelyn Hsu, Henry C Lin","doi":"10.1097/PG9.0000000000000335","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000335","url":null,"abstract":"<p><p>Intractable pruritus is one of the most prominent and debilitating features of Alagille syndrome. Maralixibat is the first US Food and Drug Administration-approved drug for the treatment of cholestatic pruritus in children with Alagille syndrome aged 3 months and older. Clinical trials of maralixibat have reported follow-up to 4 years and reported a ≥1-pt reduction using the Itch-Reported Outcome (Observer) (ItchRO[Obs]) instrument (0-4 scale), as this decrease was previously defined as a clinically meaningful improvement in pruritus; participants in clinical trials were expected to be maintained on stable doses of antipruritic agents. We report on a patient with 3 notable features: (1) complete resolution of her pruritus; (2) durability of this response for over 7 years; and (3) ability to discontinue all other antipruritic medications.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e335"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/3b/cc/pg9-4-e335.PMC10435040.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10051611","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000326
Naseem Ravanbakhsh, Nick Shillingford, Travis L Piester
{"title":"A Diagnostic Conundrum: A Case of Pediatric Autoimmune Pancreatitis.","authors":"Naseem Ravanbakhsh, Nick Shillingford, Travis L Piester","doi":"10.1097/PG9.0000000000000326","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000326","url":null,"abstract":"<p><p>Autoimmune pancreatitis (AIP) is rare cause of abdominal pain in children who often present with obstructive jaundice, mimicking malignancy. An investigation of clinical symptoms, serology, imaging, and histopathology is necessary for diagnosis. We report a 10-year-old female presenting with abdominal pain and jaundice, ultimately found to have AIP after confirmation with tissue pathology. Our patient's prompt response to corticosteroid initiation is characteristic of this disease state. AIP has 2 subtypes, the second of which is more frequently found in children. Our patient's pathology did not fit perfectly with either subtype, but had features found in each one. While diagnostic criteria for AIP have not established in pediatrics, our case highlights the combination of clinical symptoms, imaging, and histopathology that children classically present with. While rare, the diagnosis of AIP is associated with comorbidities and must be considered in any child presenting with a pancreatic mass or biliary stricture.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e326"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10435041/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10051612","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000343
David Simon, Kalyani Patel, Prakash Masand, Richard Kellermayer
{"title":"Food for Thought: Remission of Perianal Pediatric Crohn's Disease on Specific Carbohydrate Diet Monotherapy.","authors":"David Simon, Kalyani Patel, Prakash Masand, Richard Kellermayer","doi":"10.1097/PG9.0000000000000343","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000343","url":null,"abstract":"<p><p>There is growing interest among patients about the specific carbohydrate diet (SCD) as a treatment for Crohn's disease. In the meantime, deep remission in patients using SCD as their sole treatment has not been documented. We report a case with perianal and ileocolonic Crohn's disease in whom SCD monotherapy successfully induced and maintained not only clinical, but also endoscopic, radiographic and histologic (ie, deep mucosal remission) remission as well.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e343"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/03/00/pg9-4-e343.PMC10435014.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10039811","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000329
Jon A Vanderhoof, Jeffrey D Goldsmith, Rosemary Pauley, Victor L Fox
{"title":"Pediatric Colonic Xanthomas, a Previously Unreported Colonoscopic Finding.","authors":"Jon A Vanderhoof, Jeffrey D Goldsmith, Rosemary Pauley, Victor L Fox","doi":"10.1097/PG9.0000000000000329","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000329","url":null,"abstract":"<p><p>Gastrointestinal xanthomas are benign, usually sessile, polypoid lesions occasionally incidentally seen in adults, usually in the stomach, but have not been reported in the large intestine in children. We identified xanthomas in the sigmoid colon of the 15-year-old girl confirmed histologically. Our findings suggest that colonic xanthomas may occur as an incidental finding in pediatric patients. They have a characteristic visual and histologic appearance but do not appear to be associated with any symptoms or illness and do not require follow-up.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e329"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10435017/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10106014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000337
Callie A Grey, Ajinkya Desai, Michael J Nowicki, Natalie Bhesania
{"title":"Agenesis of the Dorsal Pancreas: Case Report and Review of Age-Related Differences in Presentation.","authors":"Callie A Grey, Ajinkya Desai, Michael J Nowicki, Natalie Bhesania","doi":"10.1097/PG9.0000000000000337","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000337","url":null,"abstract":"<p><p>Agenesis of the dorsal pancreas (ADP) is a rare congenital anomaly that occurs when the body and tail of the pancreas fail to develop from the dorsal bud in utero. ADP may be discovered when evaluating conditions arising from the anomaly, such as diabetes mellitus, pancreatitis, and pancreatic insufficiency, but is more commonly found as an incidental finding. To date, fewer than 120 cases have been reported in the literature. We report a 6-year-old male who was found to have ADP on computed tomography during the investigation of abdominal pain and vomiting. We review the variable presentation, genetic mutations, and age-related differences between children and adults with this rare condition.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e337"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/38/5f/pg9-4-e337.PMC10435048.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10051608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000333
Margot L Zuidhof, Tim G J de Meij, Sietse Q Nagelkerke, Anne M Smets, Ilan J N Koppen
{"title":"Crohn's Disease in a Patient With Bardet-Biedl Syndrome: Random Anomaly or Rare Phenotypic Trait?","authors":"Margot L Zuidhof, Tim G J de Meij, Sietse Q Nagelkerke, Anne M Smets, Ilan J N Koppen","doi":"10.1097/PG9.0000000000000333","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000333","url":null,"abstract":"<p><p>Bardet-Biedl syndrome (BBS) is an autosomal recessive multisystem nonmotile ciliopathy. There are anecdotal reports of the co-occurrence of BBS and autoimmune diseases, including inflammatory bowel disease (IBD). We present the first case report of a child with <i>BBS7</i> who developed Crohn disease, adding to the evidence on the association between BBS and IBD. A 13-year-old girl with <i>BBS7</i> presented with abdominal pain and significant weight loss (-13%), but without other classical symptoms of IBD, such as diarrhea and blood loss. Fecal calprotectin was elevated, but on gastroscopy and colonoscopy, no macroscopic abnormalities were found. Ultrasound and MRI revealed an intestinal stenosis which was treated surgically. Histopathological examination confirmed the diagnosis Crohn disease. In conclusion, the reported co-occurrence of BSS and autoimmune diseases and the atypical presentation of IBD in this patient warrant a low threshold to perform diagnostic tests for IBD in patients with BBS and gastrointestinal symptoms.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e333"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10435024/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10051613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
JPGN ReportsPub Date : 2023-08-01DOI: 10.1097/PG9.0000000000000342
Yasir Alshareefy, Ali Alshareefy
{"title":"Unexpected Etiology of Intussusception in an Adolescent Patient.","authors":"Yasir Alshareefy, Ali Alshareefy","doi":"10.1097/PG9.0000000000000342","DOIUrl":"https://doi.org/10.1097/PG9.0000000000000342","url":null,"abstract":"<p><p>Intussusception is a common cause of acute and subacute small bowel obstruction in children, young, and older patients; however, despite increasing awareness of the condition and the number of patients diagnosed with it across all ages, its clinical and diagnostic approach remains challenging. A 17-year-old girl attended our gastroenterology outpatient department complaining of a 6-month history of recurrent right iliac fossa pain associated with nausea and vomiting at times with no past medical history of note. Initial blood tests revealed a slightly raised CRP (9.1 mg/L) and a significantly elevated fecal calprotectin (>1000 µg/g). Computed axial tomography scan of the abdomen and pelvis revealed ileocecal intussusception with no evidence of small or large bowel obstruction. On subsequent colonoscopy a 5-cm mass protruding through the ileocecal valve was identified and multiple biopsies were taken for histological analysis, which confirmed a diagnosis of Burkitt's lymphoma. The lesion was surgically resected and plans for adjuvant chemotherapy were discussed. The learning lessons to take from this case are to widen the list of differential diagnoses of unexplained recurrent abdominal pain to include intussusception and to actively rule it out with an appropriate diagnostic approach that addresses its potential malignant etiology across all ages.</p>","PeriodicalId":17618,"journal":{"name":"JPGN Reports","volume":"4 3","pages":"e342"},"PeriodicalIF":0.0,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10435034/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10046617","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}