List of diseases in which you should consult a dermatologist

• Atopic dermatitis, eczema and other dermatitis (contact, irritant, seborrheic)

• Psoriasis 

• Transient neonatal rashes 

• Genetic disorders - genodermatoses (congenital ichthyosis, bullous epidermolysis)

• Acne, rosacea, perioral (acne like) dermatitis

• Bullos dermatitis

• Vascular neoplasms - infantile hemangioma, vascular malformations 

• Different types of lichen

• Benign skin tumors

• Pigmented nevi

• Pigmentation disorders - hyperpigmentation, hypopigmentation 

• Vitiligo

• Different types of hair loss - local, androgenetic etc.

• Congenital hair disorders

• Nail diseases

• Infectious diseases

Viral - warts, molluscum contagiosum, herpes simplex and varicella zoster, viral exanthems.
Bacterial - streptodermia, staphylodermia, impetigo etc.
Fungal infections of skin, scalp, nails and mucous membranes.
Parasitic - scabies, insect stings.