A lot of small red bumps on the chest and back may be Malassezia folliculitis, urticaria or acne, etc. The treatment includes local treatment and systemic medication.
1. Malassezia folliculitis: it can be caused by a large number of Malassezia bacteria multiplying in the hair follicle under some promotional factors, such as long-term use of glucocorticoids, etc. It should be treated with better penetrating antifungal drugs, such as ketoconazole cream, supplemented with ketoconazole lotion or selenium disulphide bath.
2. Urticaria: when the skin mucosa is affected by food, drugs, skin contacts or physical factors and other etiological factors, there can be skin erythema, wind, can choose to use antihistamines containing sedative effect such as chlortetracycline treatment, can be synergized with the use of vitamin C and calcium, etc.; local topical glycerine lotion, antipruritic solution is also effective.
3. Acne: can be related to the propagation of Propionibacterium acnes, sebum secretion and other reasons, light only topical medication, such as vinpocetine cream, erythromycin ointment, azelaic acid ointment, etc.; systemic medication can be selected isotretinoin, doxycycline and other medications; adjuvant treatment such as salicylic acid, fruit acid, LED blue light, photodynamic therapy can also have a certain degree of efficacy.
When there are a lot of small bumps on the back of the chest, it is recommended to consult a doctor in a timely manner, and after a clear diagnosis, follow the doctor’s instructions for treatment.