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Jointly provided by Oakstone Publishing and Figure 1.

Original Release Date: September 9, 2019

Expiration Date: September 9, 2021

Learning Objectives: At the conclusion of this activity, participants will be able to recognize:

  • How shiitake dermatitis manifests clinically
  • The pathophysiology of the condition
  • The differential diagnoses that should be considered
  • The appropriate management

Target Audience: Primary Care Physicians

Accreditation: This activity has been planned and implemented in accordance with the accreditation requirements and policies of the Accreditation Council for Continuing Medical Education (ACCME) through the joint providership of Oakstone Publishing and Figure 1. Oakstone Publishing is accredited by the ACCME to provide continuing medical education for physicians.

Designation: Oakstone Publishing designates this enduring material for a maximum of .25 AMA PRA Category 1 Credits™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.


Oakstone Publishing has assessed conflicts of interest with its editorial advisors, authors, editors, and any individuals who were in a position to control the content of this CME activity. Any identified relevant conflicts of interest were resolved for fair balance and scientific objectivity of studies used in this activity. Oakstone’s planners, medical reviewers, and editorial staff disclose no relevant commercial interests.

Joshua Landy, MD, FRCPC
Reports no relationships with a commercial interest

Sharon Vorona, MBBS
Reports no relationships with a commercial interest


1. Karanovic S, George S, Topham E. Don’t miss shiitake dermatitis: a case report. Br J Gen Pract. 2014 Aug; 64(625): 426–427.

2. Adler MJ, Larsen WG. Clinical variability of shiitake dermatitis. J Am Acad Dermatol. 2011;67(4):e140–e141.

3. Hamer S, Rabindranathnambi R. A wide-spread flagellate dermatitis. BMJ Case Rep. 2013 Jan 3;2013.

4. Baran W, Batycka-Baran A, Maj J, Szepietowski JC. Shiitake dermatitis - now also in Poland. Acta Derm Venereol. 2015 Jan;95(1):102-3.

5. Garg S, Cockayne SE. Shiitake dermatitis diagnosed after 16 years! Arch Dermatol. 2008 Sep;144(9):1241-2.