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Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
Skin Disorders - Dermatology MRCP 1 - 123Doc Education
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Skin Disorders - Dermatology MRCP 1 - 123Doc Education

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Skin Disorders, as part of the Dermatology MRCP 1 course. These are slideshows only. The demonstration with video presentation and explanation that goes along with these slides, as well as free …

Skin Disorders, as part of the Dermatology MRCP 1 course. These are slideshows only. The demonstration with video presentation and explanation that goes along with these slides, as well as free example exam questions and the paid full e-lecture can be viewed at https://www.123doc.com/electures/dermatology/

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  • 1. Dermatology Dr Katie Lacy
  • 2. Blistering skin disorder • Bullous pemphigoid • Pemphigus vulgaris • Erythema multiforme / Steven Johnson syndrome / toxic epidermal necrosis • Porphyrias • Dermatitis herpetiformis
  • 3. Bullous pemphigoid • Elderly • Tense, fluid filled blisters on erythematous background • Antibody mediated, auto immune disorder • Split at dermoepidermal junction • Treat with oral immunosuppression
  • 4. Erythematous lesions
  • 5. Bullous pemphigoid
  • 6. Pemphigus vulgaris • Elderly • Eroded areas over body, oral involvement common • Intraepidermal split • Paraneoplastic association • Treat oral immunosuppression
  • 7. Pemphigus vulgaris
  • 8. Erythema multiforme • Hypersensitivity reaction • Usually triggered by infection or drugs • Targetoid skin lesion, many become bullous • Usually self limiting, but recurrent form • If mucous membranes involved known as Stevens-Johnsons Syndrome
  • 9. Toxic Epidermal necrolysis • 80% due to drug reaction • Severe, >30% skin detachment with positive Nikolsky’s sign • Mucous membrane involvement in 90% • High mortality • Intravenous immunoglobulins may provide benefit
  • 10. Erythema Multiforme
  • 11. Erythema Multiforme
  • 12. Toxic Erythema Necrosis
  • 13. A 68 year-old woman presents with a 2 month history of a widespread pruritic rash. Examination reveals widespread erythema with several small blisters containing straw-colored fluid and one or two larger serosanguinous blister.
  • 14. What is the most likely diagnosis?
  • 15. What is the most likely diagnosis? A. Bullous impetigo B. Bullous pemphigoid C. Insect bite D. Scabies E. Urticarial vasculitis

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