1 The results of prophylactic measures for femoral head AVN have considerable variation, but certain generalizations can safely be stated. 2  Namely, the clinical results of core decompression alone deteriorate with more advanced lesions.
1 Melasma is very common skin ailment. It can occur to anyone, but young women with brownish tone are more likely to contract with it.  The condition is often linked with female hormonal changes. Change in level of estrogen and progesterone may cause melasma.
Addisonâs disease occurs due to failure of the adrenal glands to produce sufficient amounts of the hormones, cortisol and aldosterone. Hormones are chemicals produced by glands that control and regulate certain activities of cells or organs of the body.