»	Syndromes with Premature Aging
	»	Werner Syndrome (Adult Progeria)
	»	Progeria (Hutchinson–Gilford Syndrome)
»	Disorders with Immunodeficiency
	»	Familial Chronic Mucocutaneous Candidiasis (FCMC)
	»	Hyper-IgE Syndrome (Job Syndrome)
	»	Wiskott–Aldrich Syndrome (WAS)
	»	Severe Combined Immunodeficiency (SCID)
	»	Autoimmune Polyendocrinopathy-Candidiasis-Ectodermal Dystrophy (APECED)
»	Disorders of Pigmentation
	»	Oculocutaneous Albinism (OCA)
	»	Chédiak–Higashi Syndrome
	»	Hermansky–Pudlak Syndrome
	»	Griscelli Syndrome
	»	Hypomelanosis of Ito
	»	Incontinentia Pigmenti (Bloch–Sulzberger Syndrome)
	»	Piebaldism
	»	Waardenburg Syndrome
»	Disorders with Pigmented Lesions
	»	McCune–Albright Syndrome (Polyostotic Fibrous Dysplasia)
	»	Russell–Silver Syndrome
»	Vascular Disorders
	»	Sturge–Weber Syndrome (SWS)
	»	Klippel–Trénaunay Syndrome (KTS)
	»	Proteus Syndrome
	»	Cobb Syndrome
	»	Von Hippel–Lindau Syndrome (VHL)
	»	Beckwith–Wiedemann Syndrome
	»	Rubinstein–Taybi Syndrome
	»	Mafucci Syndrome
	»	Blue Rubber Bleb Nevus Syndrome (Bean Syndrome)
	»	Cornelia de Lange Syndrome
	»	Hereditary Hemorrhagic Telangiectasia (Osler–Weber–Rendu)
	»	Hereditary Lymphedema (Milroy Disease)
	»	Lymphedema–Distichiasis Syndrome
	»	Noonan Syndrome
	»	Turner Syndrome
	»	Meige Lymphedema (Hereditary Lymphedema II)

Noonan Syndrome

AD, PTPN11 gene, encodes protein tyrosine phosphatase SHP2
Webbed neck (mimics Turner syndrome), characteristic facies (hypertelorism), undescended testicles, low posterior neck hairline, pulmonary stenosis, lymphedema, keloid formation, KP atrophicans (ulerythema of the eyebrows)