Numerous plasmacytoid dendritic cell infiltration in HIV-associated psoriasis relieved only with antiretroviral therapy.

The onset of psoriasis is often seen in HIV infection, called HIV-associated psoriasis. Although HIV-associated psoriasis is usually refractory, there are some cases relieved only by antiretroviral therapy. In those cases, the pathogenesis may be formed differently from psoriasis vulgaris.

Coexistence of keloids and pilomatricoma in a patient with Rubinstein-Taybi syndrome.

Rubinstein-Taybi syndrome (RTS) is an autosomaldominant hereditary disease, which contains many skeletal and organ anomalies as well as mental retardation. Although high incidence of keloids in RTS is known, it is difficult to find a detailed report on the clinical features of keloids. In the following letter, we report an RTS patient fulfilling diagnostic criteria whosuffered from both keloids and pilomatricoma.

[A case of meningeal disseminated sarcoidosis with marked hypoglycorrhachia in the CSF].

A 29-year-old man diagnosed as having pulmonary sarcoidosis in 2008, and hypothyroidism secondary to thyroidectomy for Basedow's disease was admitted to our hospital with pustular psoriasis in November 2010. He experienced high fever (38°C) and headache in late October 2010. Gadolinium-enhanced T1-weighted image showed multiple micronodular lesions with leptomeningeal enhancement, mainly in the brainstem.