Henry Weightman Stelwagon, Essentials of Diseases of the Skin
“ The degree of inflammatory action determines the character of the lesions.State the prognosis of acne.It is usually an obstinate disease, but curable. Some cases yield readily, others are exceedingly rebellious, especially acne of the back. Success depends in a great measure upon a recognition and removal of the predisposing condition. Treatment is ordinarily a matter of months. ”
