Yellow nail syndrome
Slowing of the nail growth leads to the characteristic thickened and discoloured nails seen in yellow
nail syndrome.
Associations
congenital lymphoedema
pleural effusions
bronchiectasis
chronic sinus infections
External Links
Dermnet NZ
Yellow Nail Syndrome
Zinc deficiency
Features
perioral dermatitis: red, crusted lesions
acrodermatitis
alopecia
short stature
hypogonadism
hepatosplenomegaly
geophagia (ingesting clay/soil)
cognitive impairment
,Question 1 of 131
A 41-year-old man develops itchy, polygonal, violaceous papules on the flexor aspect of his forearms.
Some of these papules have coalesced to form plaques. What is the most likely diagnosis?
Lichen planus
Scabies
Lichen sclerosus
Morphea
Psoriasis
,Question 1 of 131
A 41-year-old man develops itchy, polygonal, violaceous papules on the flexor aspect of his forearms.
Some of these papules have coalesced to form plaques. What is the most likely diagnosis?
Lichen planus
Scabies
Lichen sclerosus
Morphea
Psoriasis
Lichen
planus: purple, pruritic, papular, polygonal rash on flexor surfaces. Wickham's striae over
surface. Oral involvement common
sclerosus: itchy white spots typically seen on the vulva of elderly women
Discuss and give feedback
Lichen planus
External links
DermNet NZ
Lichen planus
, Question 2 of 131
A 30-year-old female in her third trimester of pregnancy mentions during an antenatal appointment
that she has noticed an itchy rash around her umbilicus. This is her second pregnancy and she had no
similar problems in her first pregnancy. Examination reveals blistering lesions in the peri-umbilical
region and on her arms. What is the likely diagnosis?
Seborrhoeic dermatitis
Pompholyx
Polymorphic eruption of pregnancy
Lichen planus
Pemphigoid gestationis
Slowing of the nail growth leads to the characteristic thickened and discoloured nails seen in yellow
nail syndrome.
Associations
congenital lymphoedema
pleural effusions
bronchiectasis
chronic sinus infections
External Links
Dermnet NZ
Yellow Nail Syndrome
Zinc deficiency
Features
perioral dermatitis: red, crusted lesions
acrodermatitis
alopecia
short stature
hypogonadism
hepatosplenomegaly
geophagia (ingesting clay/soil)
cognitive impairment
,Question 1 of 131
A 41-year-old man develops itchy, polygonal, violaceous papules on the flexor aspect of his forearms.
Some of these papules have coalesced to form plaques. What is the most likely diagnosis?
Lichen planus
Scabies
Lichen sclerosus
Morphea
Psoriasis
,Question 1 of 131
A 41-year-old man develops itchy, polygonal, violaceous papules on the flexor aspect of his forearms.
Some of these papules have coalesced to form plaques. What is the most likely diagnosis?
Lichen planus
Scabies
Lichen sclerosus
Morphea
Psoriasis
Lichen
planus: purple, pruritic, papular, polygonal rash on flexor surfaces. Wickham's striae over
surface. Oral involvement common
sclerosus: itchy white spots typically seen on the vulva of elderly women
Discuss and give feedback
Lichen planus
External links
DermNet NZ
Lichen planus
, Question 2 of 131
A 30-year-old female in her third trimester of pregnancy mentions during an antenatal appointment
that she has noticed an itchy rash around her umbilicus. This is her second pregnancy and she had no
similar problems in her first pregnancy. Examination reveals blistering lesions in the peri-umbilical
region and on her arms. What is the likely diagnosis?
Seborrhoeic dermatitis
Pompholyx
Polymorphic eruption of pregnancy
Lichen planus
Pemphigoid gestationis
