OBJECTIVES: To review a case of perichondritis in pregnant women, treatment and analysis of the literature review. CASE REPORT A.C 18 years of age, consult a table of swelling and pain in the right ear of 2 months. Gestation of 35 weeks for FUM. The case begins two months before, with severe pain in right ear, and then adds to the picture, swelling, deformity and reddish. Feeling feverish with chills did not graduate. She denies trauma. Interrogation refers to injury to the back of the right ear, which starts as a boil. If you decide to surgical drainage and later washed the wound through the chest tube drainage with SF0, + 9% povidone iodine and sodium heparin 5000 IU also, besides parenteral antibiotic therapy for 15 days, taking into account the patient's pregnancy status for selection thereof. CONCLUSION: Early surgical treatment should be in addition to antibiotic therapy. In mild cases can be treated with drainage and compresses. In severe or recurrent cases with drainage and debridement. In the case of pregnant women should take account of the risk of antibiotic therapy and surgical procedures.