I have a small kind of painful cyst under my skin...

Treatment of subcutaneous cysts in the groin and thumb
In fact, there are several types of bags under the skin of the most famous and the most important of these bags are fatty bags and
Fat bags in the thigh and thumb are usually not removed if their shape is not disturbing, but an antibiotic may be given in case of inflammation, but if it is desired to remove them, they are surgically removed by a plastic surgeon or a surgeon, and vitamin A may be given in shortages.
Diagnosis
Diagnosis is made through symptoms, medical history, medical examination by a surgeon, so that the bags are pressed and made sure that there are no skin infections or adhesion of these bags to the bone, muscle or other with some possible laboratory tests such as a biopsy of the bags after removal and examination Testosterone and Vitamin A deficiency
Possible causes
Fatty lipoma
Dermoid cysts in the epidermis
cancerous tumors
Xanthomas: Tumors caused by a metabolic disorder of the body
cutaneous lymphoma
basal cell carcinoma
 Advice :
In the event of any emergency, we recommend visiting the nearest health center to conduct a medical examination and conduct the appropriate treatment, in addition to referring to a specialist