Allergy

Alternate Name:

Test: RAST (+), SigE (H), intradermal skin test (+)

Sign: Dermographia, geographic tongue

Dd:

Phys: Allergy reactions may present in any major sys¬tem depending on allergen and site of entry. Clini¬cal diagnosis is more important than tests. Dis¬eases with an allergic component include asthma, bronchitis, coryza, colitis, dermatitis, ec-zema, hay fever, cluster headaches, migraine, di-arrhoea