BruceRyhalMD

Physician

Dr. Ryhal is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

Office
GBSF: Rheum, Allergy, Imm, UC Davis School of Medicine
451 Health Sciences Dr. Suite 6510
Davis, CA 95616
Phone+1 530-752-2884

Dr. Bruce Ryhal is an allergist/immunologist in Davis, CA and is affiliated with UC Davis Medical Center. He received his medical degree from University of California San Diego School of Medicine and has been in practice 40 years. He is experienced in chronic urticaria, asthma, immunodeficiency, and hives. He has more than 10 publications and over 50 citings.

University of California Davis HealthFellowship, Allergy and Immunology, 1989 - 1991
Scripps Mercy HospitalResidency, Internal Medicine, 1980 - 1983
University of California San Diego School of MedicineClass of 1980
Stanford UniversityBS, 1976

Volunteer Faculty Award AAAAI, 1996, 2023
Top Doctors in Sacramento Region Sacramento Magazine,, 2003, 2007, 2016-2018
Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011
CARE Recognition Certificate UC Davis Medical Center, 1994
Essay Award (3rd), Insights in Allergy National Postdoctoral Fellow Contest 1990
Schering Travel Grant Award 1990
Phi Beta Kappa, Beta of Stanford 1975
Join now to see all

PubMed

34 citations
Are autoantibodies present in patients with subacute and chronic urticaria
B Ryhal, R S Demera, Yehuda Shoenfeld, J B Peter, M. E. Gershwin
Journal of Investigational Allergology & Clinical Immunology. 2001-01-01
8 citations
Chronic idiopathic urticaria.
R S Demera, B. T. Ryhal, M E Gershwin
Comprehensive Therapy. 2001-01-01
2 citations
Studies on the transformation of lymphocytes separated by suspension in dextran
Bruce Ryhal, Zoltan J. Lucas
Cellular Immunology. 1977-08-01

Journal Articles

Allergies and asthma in sports.
Ryhal BT, Allergy and Asthma, Fall 1998:15-16
What’s new in asthma treatment?
Ryhal BT, Allergy and Asthma, Fall 1997:4-5
A comparison of four skin test devices in patients with allergic rhinitis.
Ryhal BT, Halpern GM, Davis PA, Garcelon M, Immunol All Practice 1991;13:353-58
Management of severe asthma in the emergency room.
Ryhal BT, Gershwin ME, Hospital Physician 1990;26:16-23
Detection of quinolone resistant C. jejuni in four cases of refractory enteritis.
Velculescu V, Connolly TE, Ryhal BT, Bioscience and Microflora 1997;16:19
Join now to see all

Books/Book Chapters

Bronchial Asthma.
Chapter: Viral Disease Air Pollutants, Nano Particles & Asthma
Page 267 - 284Ryhal, BTEditors: Gershwin ME, Albertson T.E.Springer, New York
Allergy and Immunology Secrets.
Chapter: Drug hypersensitivity and Allergy
Page 227 - 241Ryhal BTEditors: Naguwa S, Gershwin ME.Hanley & Belfus, Philadephia

Abstracts/Posters

Angioedema-Not! Eosinophilic fasciitis presenting as angioedema (abs).
Barzaga, PA, Ryhal B, Carroll P, J Allergy Clin Immunol 2003;111:S323
Are autoantibodies present in patients with subacute and chronic urticaria?
Ryhal BT, Gershwin ME, Shoenfeld Y, Peter JB, J Allergy Clin Immunol 2000;105:S40
In vitro activation of human neutrophils leads to upregulation of a subpopulation-specific antigen identified by monoclonal.
Ryhal BT, Cha S, Clement LT, Fletcher MP, Clinical Research 1990;38:111
A comparison study using four prick skin test devices on forearms and back in patients with allergic rhinitis.
Halpern GM, Ryhal BT, Gershwin ME, Davis P, Garcelon M, Clin Immunol 1991;87(part 2):328
Join now to see all