Written for daily dermatological practise, this book provides an updated standardized version on patch testing and prick testing procedures. The different techniques, the visual scoring and the pitfalls interpreting positive and/or negative results are covered in detail. Additional tests such as open, semi-open, roat and use tests, photopatch tests and atopy patch tests are described as well. The revised international standard series of patch tests is reviewed, including succinct explanations for each allergen. Combined with the 2nd book of this mini-series "Management of Positive Patch Test Reactions" it gives a comprehensive account on the subject.

1 The International Contact Dermatitis Research Group.- 1 Patch Testing.- 2 The Spectrum of Diseases for Which Patch Testing is Recommended. Patients Who Should be Investigated.- 3 The Methodology of Patch Testing.- 4 The Standard and Additional Series of Patch Tests.- 5 Photopatch Testing.- 6 The Atopy Patch Test in Atopic Dermatitis.- 7 Additional Testing Procedures.- 8 Clinical Relevance of Patch Test Reactions.- 9 The True Test System.- 2 Prick Testing.- 10 The Spectrum of Diseases for Which Prick Testing is Recommended. Patients Who Should be Investigated.- 11 The Methodology of Prick Testing and Its Variants.- 3 Testing in Cutaneous Systemic Drug Reactions: interest and Limitations.- 12 Testing Procedures in Cutaneous Adverse Drug Reactions.- Suggested Reading.- Subject Inde.