By Disease Name > Pili annulati

Pili annulati

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•under microscope – alternating areas of light (normal) and dark (gas-filled) hair
•grossly – “scintillating appearance” of darker and paler sections (found attractive by most)

 

 

Trichothiodystrophy = “tiger tail hair” under polarized light

vs.

Pili annulati = alternating areas of light (normal) and dark (gas-filled) hair under normal light microscope