Department of Pediatrics

Fellows: Pediatric Gastroenterology Fellowship - San Antonio


Sara Javadi, D.O. (PGY-4)

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Photo of Sara Javadi

Medical School: Burrell College of Osteopathic Medicine

Residency: Our Lady of the Lake Pediatric Residency Program

Professional Interests: short gut, IBD, general GI

Why Baylor College of Medicine at CHRISTUS Children’s? I really appreciated the diverse patient population and all of the resources available throughout the program. I also loved the close-knit community between the fellows and the attendings. 


Jack Hachem, M.D. (PGY-5)

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Jack Hachem

Medical School: McGovern Medical School at the University of Texas Health Science Center at Houston United States of America

Residency: Baylor College of Medicine-San Antonio, Texas, United States of America/ACGME Residency

Professional Interests: Hepatology, Nutrition, Global Health, and Advanced Endoscopy.

Why Baylor College of Medicine at CHRISTUS Children’s? I have thoroughly enjoyed working at BCM-SA over the last three years as a General Pediatric resident. I choose to stay here because of the purpose I find in serving this community and the incredible faculty here that inspired me to pursue a career in pediatric gastroenterology. 


Jaclyn Siegel, D.O. (PGY-6)

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Jaclyn Siegel, D.O.

Medical School: Nova Southeastern University College of Osteopathic Medicine, Fort Lauderdale, Fla.

Residency: Rainbow Babies & Children's Hospital, Cleveland, Ohio

Professional Interests: Neurogastroenterology, Esophageal disorders, Education and Mentorship, Psychology

Personal Interests: Physical challenges (Peloton, Tough Mudder, rock climbing, etc.), outdoor activities (hiking, biking, kayaking, etc.), potlucks and get-togethers, cooking, coffee shops, breweries. 

Why Baylor College of Medicine at CHRISTUS Children’s?
During my interview, I was inspired by the camaraderie and friendship shared between the fellows and attendings. As I entered into the next step of my professional journey, I wished to join a family and not just a workplace; this was most evident at CHRISTUS Children’s. The program offers a unique experience of learning through substantial clinical practice during all three years and is the only pediatric advanced endoscopy program in the country. Our attendings have extensive experience in all realms of gastroenterology and hepatology and consistently use their expertise to support and guide my passions. 


Edwin Torres Reyes, M.D.

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Edwin Jomar Torres Reyes, M.D. 

Graduated: Baylor College of Medicine - Christus Children's

Medical School: Universidad Autonoma de Guadalajara Facultad de Medicina Guadalajara


Arvind V. Panchoo, M.D., FAAP

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Arvind Panchoo, M.D. FAAP

University of the West Indies, St. Augustine, Trinidad and Tobago

Postdoctoral Training
University of Miami, Miami, Fla/, Pediatric Residency

Research/Professional Interest
Acute Pancreatitis, Acute Recurrent Pancreatitis, Acute Necrotizing Pancreatitis, Hereditary Pancreatitis, Pancreaticobiliary disease, Endoscopic Ultrasound, ERCP, Medical Education/Scholarship

Ongoing Research

  • Diagnostic and Therapeutic Modalities in Management of Pancreaticobiliary Disease
  • Hereditary Pancreatitis
  • Utility of Nasoenteral Feeding Tubes in Pediatric Patients
  • Improving Fellows Education of Residents through Inpatient Consultations

Selected Publications

Panchoo AV, Noel JM. Cefdinir-Associated "Bloody Stools": No Need to Scope. Pediatr Emerg Care. 2021;37(7):e421. PMID: 34116550

Panchoo AV, Infante JC, Rivera Rivera ED. Meandering Main Pancreatic Duct in Association with Choledochal Cysts and Acute Pancreatitis in Pediatrics. Pediatr Ann. 2019;48(10):e412-e416. PMID: 31610001

Panchoo AV. Progressive Jaundice in an Adolescent Female. Pediatr Infect Dis J. 2019;38(8):877. PMID: 31306403 

Panchoo AV, Saps M, Rivera Rivera ED. Scarlet fever associated with hepatitis in pediatrics. A case report. Rev Chil Pediatr. 2018;89(4):521-524. PMID: 30571828 

Personal Highlights of Fellowship Program

  • Availability of multiple and advanced GI subspecialties
  • Experienced, highly knowledgeable and dedicated mentors
  • Collegial relationship among all degrees of staff

Thu Pham, D.O., FAAP (PGY 6)

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Thu Pham, D.O., FAAP

Medical School: University of North Texas Health Science Center Texas College of Osteopathic Medicine

Residency: Texas A&M Health Science Center McLane Children's Medical Center at Baylor Scott & White

Why Baylor College of Medicine at CHRISTUS Children’s?
I chose Baylor College of Medicine Pediatric Gastroenterology Fellowship at CHRISTUS Children’s because of its unique approach to teaching and individualized curriculum. The faculty is approachable and always makes teaching a priority. The curriculum is flexible and can be tailored to the fellow's area of interests. This helps me identifying my professional interests early in my training and seeking out appropriate mentorship for further guidance.

Research/Professional Interest: 
gastrointestinal motilty disoders, neurogastroenterology, management of gastrostomy tube/button 

Ongoing Research: 
Treatment of Gastrostomy Granulomas 


Pham TA, Samuel LT, Lefevre C, Mallet LH, Sagar M. "Mycobacterium Avium Complex Presenting as Pulmonary Nodules in a Child with Sickle Cell Disease." Journal of Pediatric Hematology/Oncology. 2019, 41(6):409-412. PMID: 30933021.

Nounou MI, Emmanouil K, Chung S, Pham T, Lu Z, Bikram M; "Novel Reducible Linear L-Lysine Modified Copolymers as Efficient Nonviral Vectors"; Journal of Controlled Release, 2010;143(3):326-34.
PMID: 20067812.


Sandra Mabel Camacho Gomez, M.D.

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Sandra Mabel Camacho Gomez, M.D.

Our first fellow completed her three years of training from our Pediatric Gastroenterology Fellowship program here at CHRISTUS Children’s - Baylor College of Medicine on June 30, 2020. Dr. Camacho joined The University of Mississippi, Children's Hospital of Mississippi, where she is an assistant Professor of Pediatric Gastroenterology. Her research in "Utility of Rosemont classification in predicting exocrine pancreatic insufficiency in children with chronic pancreatitis" gained an oral presentation at the biggest gastroenterology meeting in the world Digestive Disease Week. She has submitted her research manuscript to the Journal of Pediatric Gastroenterology and Nutrition. She has also published other projects in peer review journals and has other submissions pending.


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