<prompt> Hidradenitis suppurativa is a disease of:Eccrine sweat glandsApocrine sweat glandsKaposi sarcomaHair follicles  <response>: Hidradenitis suppurativa is chronic inflammation and secondary infection of apocrine sweat glands Aetiology : Unknown ,common in post-pubeal females, maybe inheritedAD in some families CF Rare chronic painful skin condition with inflammation of the skin at sites rich in apocrine glands axilla, groin, natal cleft OE Papulesnodules and abscesses which often progress to cystssinus formation. Abscess may rupture-- Purulent discharge. Rx: Weight loss, antibiotics, oral retinoids and co-cyprindiol 2 mg cyproterone acetate 35 ug ethinylestradiol in females only have been tried Severe recalcitrant cases- Sx , skin grafting and IV infliximab therapy Hidrocystoma- Eccrine sweat glandsHidradenitis suppurativa- Apocrine sweat glands 