What does the category of disease called the treponematoses include?
The human treponematoses comprise venereal syphilis and the endemic treponematoses called yaws, bejel, and pinta. The etiological agents of these diseases are Gram-negative bacteria that belong to the order Spirochaetales, family Spirochaetaceae, and genus Treponema.
What skin disease is characterized by a rash starting on the palms and soles and progressing toward the trunk?
involving palms and soles Psoriasis is a chronic inflammatory skin disease characterized by scaly, hyperkeratotic, papules and plaques involving any part of the body. Palmoplantar psoriasis is a variant of psoriasis which is seen with or without psoriasis elsewhere on the body.
What rashes involve palms and soles?
Palms and soles rash
- Tinea.
- Warts.
- Dyshidrotic eczema (pomphylox, dyshidrosis)
- Secondary syphilis.
- Dermatophytid reaction (allergy or sensitivity to fungi)
- Erythema multiforme.
- Rocky Mountain spotted fever.
- Drug eruption.
What causes erythematous rash?
Erythema multiforme (EM) is the most common type of erythema. Viral and bacterial infections cause it. Two of the most common causes are Herpes simplex virus (HSV) type 1 and 2 and Mycoplasma pneumoniae infections. More rarely, it can be a reaction to a drug or vaccine, according to The National Library of Medicine.
What causes rash on palms of hands and soles of feet?
Dyshidrotic eczema (dyshidrosis, pompholyx) This very itchy, common form of eczema causes deep-set blisters on the palms of hands, edges of fingers, soles and sides of feet, and toes. The blisters can become large and painful, and may last for several weeks.
What causes red patches on palms of hands?
Palmar erythema is a skin condition that makes the palms of your hands turn red. It can be hereditary but can also be the result of a variety of health conditions. It’s also relatively common during pregnancy. Palmar erythema is also known as liver palms, red palms, or Lane’s disease.
What does non venereal mean?
A nonvenereal form of syphilis that is endemic primarily among children in the Middle East and North Africa, characterized by mouth and skin lesions and destruction of long bone tissue, and caused by a strain of the spirochete Treponema pallidum that is transmitted by mouth-to-mouth contact or shared utensils.