De Gaulle I. Chigbu, OD, MS, FBCLA, FCOptom, FAAO, Dipl.

Associate Professor, Pennsylvania College of Optometry



  • MS, Immunology, Drexel University College of Medicine
  • Residency in Primary Care at Pennsylvania College of Optometry
  • MSc, Clinical Optometry, City, University of London
  • OD, Abia State University, Nigeria

Role at Salus University:

  • Associate Professor, Salus University Pennsylvania College of Optometry
  • Staff Optometrist, The Eye Institute at Falls Center
  • Lecturer in Immunology and Microbiology

Clinical Specialty:

  • Comprehensive Eye Care

Selected Representative Publications:

  • Chigbu DI, Loonawat R, Sehgal M, Patel D, Jain P. Hepatitis C Virus Infection: Host–Virus Interaction and Mechanisms of Viral Persistence. Cells. 2019 Apr 25;8(4). pii: E376.
  • Madugula K, Mulherkar R, Khan ZK, Chigbu DI, Patel D, Harhaj EW and Jain P. MEF-2 isoforms’ (A-D) roles in development and tumorigenesis. Oncotarget. 2019; 10:2755-2787
  • Ginwala R, Bhavsar R, Chigbu DI, Jain P, Khan ZK. Potential Role of Flavonoids in Treating Chronic Inflammatory Diseases with a Special Focus on the Anti-Inflammatory Activity of Apigenin. Antioxidants (Basel). 2019 Feb 5;8(2). pii: E35.
  • Chigbu DI, Jain P, Crumley BL, Patel D, Khan ZK. Human T cell leukemia virus type 1 and Zika virus: tale of two reemerging viruses with neuropathological sequelae of public health concern. Journal of NeuroVirology. June 2019, Volume 25, issue 3, pp 289–300.
  • Chigbu DI, Labib BA. Pathogenesis and management of adenoviral keratoconjunctivitis. Infection and drug resistance. 2018; 11 :981 – 993.
  • Chigbu DI, Minhas BK. Immunopathology of Allergic Conjunctivitis. European Medical Journal 2018; [3]: 76 – 83.
  • Chigbu DI, Coyne AM. Update and clinical utility of alcaftadine ophthalmic solution 0.25% in the treatment of allergic conjunctivitis. Clinical Ophthalmology 2015; 9:1215.
  • Chigbu DI. Allergic Disorders of the Ocular Surface. New York: Nova Science Publishers, Inc.; 2013. Print.
  • Malloy KA, Chigbu DI. Anterior Temporal Choroid Meningioma causing Compressive Optic Neuropathy. Optom Vis Sci. 2011; 88(5):645-51
  • Chigbu DI, Sandrasekaramudaly-Brown S. Ocular Surface Disease: A Case of Vernal Keratoconjunctivitis. Contact Lens and Anterior Eye. 2011; 34(1):39-44
  • Chigbu DI, Gurwood AS. Allergic Disorders of the Conjunctiva. In: Sallinger AR, editor. Conjunctivitis: symptoms, treatment and prevention. New York: Nova Science Publishers, Inc.; 2010 pp. 1-72. Print.
  • Malloy KA, Chigbu DI. Ocular Manifestations Uncover Chronic Subdural Hematoma Secondary to Abuse. Optometry. 2010; 81(2):61-70.
  • Chigbu DI. The Management of Allergic Eye Diseases in Primary Eye Care. Contact Lens and Anterior Eye. 2009; 32(6): 260-272.
  • Chigbu DI. The Pathophysiology of Ocular Allergy: A review. Contact Lens and Anterior Eye. 2009; 32(1):3-15.

Professional Honors and Activities:

  • Academic Excellence in Immunology (Drexel University College of Medicine)
  • Diplomate of the Comprehensive Eye Care Section (American Academy of Optometry)
  • Fellow of the American Academy of Optometry
  • Fellow of the College of Optometrists, U.K.
  • Fellow of the British Contact Lens Association
  • Associate Member of American Association of Immunologists