Vitamin B12 Deficiency – Top USMLE Diseases

Vitamin B12 Deficiency – Top USMLE Diseases

by Kevin Ahern, PhD, Georgina Cornwall, PhD, Carlo Raj, MD u.a.

Vitamin B12 is a vital component of both blood cells and nervous tissue.

Its function involves DNA synthesis and cell division. Deficiency of vitamin B12 is associated with megaloblastic anemia and subacute combined degeneration of the spinal cord among other neuropsychologic manifestations.

Learn more about this interesting topic here with us!

Course Details

  • Videos 10
  • Duration 1:07 h
  • Quiz questions 38
  • Concept Pages 7


Your Educators of course Vitamin B12 Deficiency – Top USMLE Diseases

 Kevin Ahern, PhD

Kevin Ahern, PhD

Dr. Kevin Ahern is a Professor in the Department of Biochemistry and Biophysics at Oregon State University (OSU), USA.
He obtained his PhD in Biochemistry from Oregon State University. Currently, he teaches courses for health sciences students at OSU.
He is co-author of three Open Educational electronic textbooks on Biochemistry and a Guide to Getting Into Medical School.
Due to his achievements, he earned OSU’s highest teaching recognition, the Elizabeth P. Ritchie Distinguished Professor Award in 2017.
Within Lecturio, Dr. Ahern teaches courses on Biochemistry and on "How to Get into Medical School”.

 Georgina Cornwall, PhD

Georgina Cornwall, PhD

Dr. Georgina Cornwall is a Biology Instructor and currently works as an Instructional Designer in the private sector, developing interactive online training materials.
She obtained her PhD in Environmental, Population, and Organismic Biology at the University of Colorado, USA, in 2000, and has since taught a broad array of biology courses at various US universities.
She is an active promoter of hybrid/online teaching formats and interactive courses, and has received several awards for her engaging and innovative course design; e.g., she was named Adjunct Faculty of the Year at Colorado Mountain College in Aspen twice.
Within Lecturio, Dr. Cornwall teaches courses on Biology & Genetics.

 Carlo Raj, MD

Carlo Raj, MD

Dr. Carlo Raj is a Physician and Lecturer at Becker’s Healthcare, in Illinois, USA, and the CEO and founder of Indus Intellect Virtual MedEd, a medical education consulting company.
He obtained his MD from Medical University of the Americas (MUA) and is an international lecturer and public speaker.
Within Lecturio, Dr. Raj teaches courses on Pathology.

 Brian Alverson, MD

Brian Alverson, MD

Dr. Brian Alverson is the Residency Director at Nemours Children's Hospital in Wilmington, Delaware and a Professor of Pediatrics at Jefferson University in Philadelphia. Until 2022, he has been a Professor of Pediatrics and Professor of Medical Science at Brown University, as well as the Director for the Division of Pediatric Hospital Medicine at Hasbro Children's Hospital, Rhode Island, USA.

He obtained his MD at the University of Pennsylvania School of Medicine in 1999 and is currently also the Director of Undergraduate Pediatric Education at the Alpert School of Medicine at Brown University.

Due to his achievements in pediatric education, he has won over 25 teaching awards at two Ivy League Medical Schools.

Within Lecturio, Dr. Alverson teaches courses on Pediatrics.

User reviews

4,1 of 5 stars
5 Stars
4 Stars
3 Stars
2 Stars
1  Star
no explanation
By jack g. on 22. April 2023 for Vitamin B12 Metabolism

no explanation, his attitude was "we're just reviewing this, you should know it already"

Excellent teacher
By Elena V. on 29. September 2022 for Biochemistry of Megaloblastic Anemia

Dr. Raj has the ability to break down incredibly complex pathophysiologic mechanisms into easy-to-digest pieces!

Nice one
By Rakshit P. on 21. February 2022 for Classification and Causes of Vitamin B12 Deficiencies

Excellent nice little concept explanation on an important topic for USMLE

Carlo is a great teacher
By Alexis M. on 10. February 2021 for Biochemistry of Megaloblastic Anemia

I´LOVE DE WAY HE EXPLAINS MEDICINE. he is fun, makes everything simple