What are the classification of leprosy?
The first system recognizes three types of leprosy: tuberculoid, lepromatous, and borderline. A person’s immune response to the disease determines which of these types of leprosy they have: In tuberculoid leprosy, the immune response is good.
Who is Ridley Jopling?
Ridley proposed the Ridley-Jopling classification of leprosy (1962), and wrote the widely read textbook of “Handbook of Leprosy” which had a fifth edition….
| William Jopling | |
|---|---|
| Nationality | English |
| Occupation | Physician, Director of a leper hospital, Jordan Hospital (1950–1967), in London |
Which of the following type of leprosy is not included in Ridley Jopling classification Mcq?
This classification classifies leprosy into five types—(1) TT (tuberculoid), (2) BT (borderline tuberculoid), (3) BB (borderline-borderline), (4) BL (borderline lepromatous), (5) LL (lepromatous). * Note: Ridley-Jopling classification does not include the indeterminate and the pure neural types of Hansen’s disease.
What is MB and PB leprosy?
Paucibacillary (PB): includes all smear-negative cases. Multibacillary (MB): includes all smear-positive cases. Classification (clinical): Paucibacillary single lesion leprosy: 1 skin lesion. Paucibacillary leprosy: 2 to 5 patches or lesions on the skin.
What is Paucibacillary and Multibacillary?
Paucibacillary patients are those who are skin smear negative and show no evidence of more advanced disease on biopsy. Multibacillary patients are those who are skin smear positive and/or have a biopsy indicating more advanced disease.
What is BB in leprosy?
Borderline leprosy includes borderline tuberculoid (BT), borderline borderline (BB), and borderline lepromatous (BL) leprosy. Borderline tuberculoid leprosy patients have anesthetic discrete plaques similar to those in tuberculoid leprosy. However, there are multiple lesions, usually more than five and fewer than 10.
What is borderline leprosy?
Borderline leprosy is a cutaneous skin condition with numerous skin lesions that are red irregularly shaped plaques.
What is Paucibacillary and Multibacillary leprosy?
What causes leprosy?
Hansen’s disease (also known as leprosy) is an infection caused by slow-growing bacteria called Mycobacterium leprae. It can affect the nerves, skin, eyes, and lining of the nose (nasal mucosa). With early diagnosis and treatment, the disease can be cured.
What is Histoid leprosy?
Histoid leprosy is rare type of lepromatous leprosy characterized by unique clinical, histopathological, and microbiological features. It is characterized by cutaneous and subcutaneous nodules. Histoid leprosy cases represent probable resistant bacilli and a highly active lepromatous process.
What are the subtypes of Ridley-Jopling classification?
It includes the following subtypes of the Ridley-Jopling classification: 1 polar lepromatous (LL). 2 borderline lepromatous (BL). 3 mid-borderline (BB) defined as having 6 or more skin lesions and a positive skin smear if available.
What is the Ridley-Jopling model of leprosy?
Ridley-Jopling: Depending on the host response to the organism, leprosy can manifest clinically along a spectrum bounded by the tuberculoid and lepromatous forms of the disease. Most patients fall into the intermediate classifications, which include borderline tuberculoid leprosy, midborderline leprosy, and borderline lepromatous leprosy.
What is the Ridley-Jopling classification of tuberculoid cyst?
The Ridley-Jopling classification of the disease is the one usually used in the United States. The following terms denote disease ranging from early localized (I) to generalized (LL): indeterminate (I) tuberculoid (TT) borderline tuberculoid (BT) mid – borderline (BB)
What is the Ridley-Jopling classification of skin cancer?
This includes the following types in the Ridley-Jopling classification: Patients have 2-5 skin lesions, and a skin smear, if available, is negative. This term refers to patients with 6 or more skin lesions, and a positive slit skin smear (if obtained).