Sunspots are flat, well-circumscribed patches. They can be irregular in shape and size varies from a few milimetres to centimetres in diameter. Sun spots are commonly caused by sun exposure and can occur anywhere on the face, back of the hands and body.

Freckles are small, flat brown spots which develop on sun-exposed areas like the face and are commonly seen in people with light complexion.

This is a skin pigmentation that occurs due to skin injury like trauma, burns, acne and eczema.

Melasma is a very common condition usually seen in women of childbearing age. They have irregular shapes, but often distinctly defined, blotches of light to dark brown pigmentation, and are usually seen on the upper lip, nose, cheeks, chin, forehead and sometimes, the neck.

Hori’s Nevus are seen commonly on the cheeks and appear as symmetrical grey-brown or blue-grey spots. They may also appear on the temples, nose, eyelids and forehead and are usually caused by genetic predisposition and hormones.

Blue pigmentation which occurs on the face and can involve the sclera (whites of the eye). It can also involve the forehead and around the eye. It occurs at birth or at puberty.