An Overview on Trichothiodystrophy
Trichothiodystrophy (TTD) is a rare, autosomal recessive disorder characterized by sulfur-deficient hair, developmental anomalies, and a spectrum of systemic manifestations. It falls under the category…
Tag: Hair Shaft Defects
Scalp Psoriasis Clinical Presentation, Diagnosis and Associated Hair Loss
Scalp psoriasis is a chronic, noncontagious skin condition that predominantly affects the scalp, manifesting in scaly, red, and raised patches. This condition can extend beyond…
Understanding Exclamation Mark Hair: Causes, Implications, and Associated Disorders
In the realm of dermatology, the term “exclamation mark hair” sometimes arises in discussions concerning some hair disorders. This distinctive phenomenon presents as short, broken…
Pili Multigemini: Multiple Hairs Growing from a Single Hair Canal
Pili multigemini is a unique dermatological condition characterized by the growth of several individual hair shafts that merge together and then emerge through a single…
What is hair fiber made of?
The primary component of hair fiber is keratin, a type of protein, which consists of long chains (polymers) of amino acids. The keratin in hair…
The hair mount test: an indispensable tool in dermatology
The examination of hair shafts and hair bulbs under a microscope is a critical step in diagnosing various hair disorders. A classic method to facilitate…
An overview of the consultation and diagnosis process for hair disorders
Hair disorders represent a complex medical field, with several hundred types and subtypes of recognized conditions. As our understanding of genetics and hair follicle biology…