Table 1: Summary of the HFS WHO Grading System.
Grades |
Clinical domain |
Functional domain |
1 |
Dysesthesia/paresthesia, tingling in hands and feet. |
Inconvenience without disturbing daily activities. |
2 |
Difficulty in walking and holding objects, painless swelling and erythema. |
Difficulty in doing daily activities. |
3 |
Swelling in palms and soles with painful erythema, periungual erythema and swelling. |
Severe discomfort, inability to work or perform diurnal activities. |
4 |
Desquamation, ulceration, blistering, severe pain. |
Severe discomfort, inability to work or perform diurnal activities. |