The condition of having a very hard pimple on the face is considered to be related to the acute inflammatory phase of acne, nodular acne, and sebaceous cysts.
1. Acute inflammatory phase of acne: when the patient’s acne is in the acute inflammatory phase, it may be under inflammatory invasion, thus causing the symptom of localized acne that is very hard.
2. Nodular acne: usually refers to a special type of acne skin damage, which is the skin damage of inflammatory acne. After the inflammation subsides, it may cause localized fibrous connective tissue proliferation, so that nodular-like damage is formed, and so the symptom of acne is very hard will appear.
3. Sebaceous cysts: the phenomenon of acne on the face is very hard, also does not exclude is due to sebaceous cysts, mainly due to the sebaceous discharge is blocked, gradual siltation and the formation of cysts, cysts are occasionally visible on the surface of the appearance of blackheads.
The appearance of pimples on the face is very hard may also be with other reasons, it is recommended to timely consultation, identify the causes, follow the doctor’s instructions standardized treatment.