Hair plays a significant role in body image, and its appearance can be changed relatively easily without resort to surgical procedures. Cosmetics and techniques have therefore been used to change hair appearance since time immemorial. The cosmetics industry has developed efficient products that can be used on healthy hair or act on concomitant diseases of the hair and scalp. Dyes embellish the ...

Netherton Syndrome (AKABamboo Hair Syndrome) is a non treatable, Autosomal Recessive Disorder of infancy and childhood, so has no sex predilection. Family history may reveal consanguinity. There is triad A] Ichthyosiform linearis circumflexa B] Hair Shaft Defect like trichorrhexis invaginata & C] Atopic Diathesis. Caused by mutation in Serine Protease Inhibitor Kazal type 5 gene (SPINK5), which...

We report a six-year-old boy, who presented to the Emergency Department with history of poor urine stream and dysuria for one week. There was no history of fever or urinary retention. General physical and abdominal examination was normal. Local examination showed a tight band of hair around the shaft of penis in coronal sulcus causing a tourniquet-like compression (Fig. 1). The glans was engorg...

Gamma-hydroxybutyric acid, or GHB, is a substance naturally present within mammal species. Properties of neurotransmitter or neuromodulator are generally given to this substance. GHB is therapeutically used as an anesthetic, but can be used for criminal offenses (date-rape drug). It appears that the window of detection of GHB is very short in both blood and urine, and therefore its presence is ...

BACKGROUND: Trichotillomania and patchy alopecia areata have similar clinical and dermoscopic features. OBSERVATIONS: In trichotillomania, dermoscopy shows decreased hair density, short vellus hair, broken hairs with different shaft lengths, coiled hairs, short vellus hair, trichoptilosis, sparse yellow dots, which may or may not contain black dots and no exclamation mark hairs. CONCLUSIONS: In...

534 Ann Dermatol Received April 25, 2013, Revised July 25, 2013, Accepted for publication August 3, 2013 Corresponding author: Ji-Hye Park, Department of Dermatology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul 110-746, Korea. Tel: 82-2-2001-2228, Fax: 82-2-2001-2236, E-mail: [email protected] This is an Open Access article distribut...

Hair casts (HCs) are thin, elongated, firm, whitish cylindrical concretions which ensheath the hair shaft and can be easily dislodge. They are of two different types: peripilar and parakeratotic keratin cast. Due to its clinical resemblance to pediculosis capitis, the entity is also known as pseudonits. Al though not unusual, false diagnoses are common, and thus, it is very important to correct...

Reciprocal interactions between the dermal papilla and the hair matrix control proliferation and differentiation in the mature hair follicle. Analysis of expression suggests an important role for FGF7 and FGF10, as well as their cognate receptor FGFR2-IIIb, in these processes. Transgenic mice that express a soluble dominant-negative version of this receptor in differentiating hair keratinocytes...