Table 2. Comparison of earlier studies with present study for etiology of erythroderma.
| Author, year, country | Preexisting dermatoses | Drug reactions | Malignancies | Others* | Idiopathic | Total | ||
|---|---|---|---|---|---|---|---|---|
| n (%) | Total | Total | n (%) | Total | Total | Total | ||
| Present study | Psoriasis: 46 (44.7%) Eczema: 17 (16.5%) Subacute cutaneous lupus: 1 (1%) Acquired ichthyosis: 1 (1%) Pemphigus foliaceus: 1 (1%) Scabies: 1 (1%) |
67 (65%) |
19 (18.4%) |
Mycosis fungoides: 6 (5.8%) Sézary syndrome: 6 (5.8%) B-cell chronic lymphocytic leukemia: 1 (1%); |
13 (12.6%) |
4 (3.9%) |
103 | |
| Hulmani M et al., 2014, India11 | Psoriasis: 10 (33.3%) Eczema: 8 (26.6%) Pityriasis rubra pilaris: 1 (3.3%) |
19 (63.3%) |
5 (16.6%) |
Nasopharyngeal carcinoma: 1 (3.3%) | 1 (3.3%) |
5 (16.6%) |
30 | |
| Li J et al., 2012, China10 | Psoriasis: 143 (55%) Eczema: 32 (12.3%) Bullous pemphigoid: 2 (0.8%) Pemphigus foliaceus: 2 (0.8%) Pityriasis rubra pilaris: 1 (0.4%) Dermatomiositis: 1 (0.4%) |
181 (69.6%) |
33 (12.7%) |
Mycosis fungoides: 3 (1.2%) Lung cancer: 1 (0.4%) Tongue cancer: 1 (0.4%) Langerhans cell histiocytosis: 1 (0.4%) |
6 (2.3%) |
3 (1.2%) |
37 (14.2%) |
260 |
| Yuan XY et al., 2010, China9 | Psoriasis: 25 (30.5%) Eczema: 18 (22%) Pityriasis rubra pilaris: 10 (12.2%) Congenital icthyosiform erythroderma: 1 (1.2%) Sarcoidosis: 1 (1.2%) Dermatomyositis: 1 (1.2%) |
56 (68.3%) |
14 (17%) |
Mycosis fungoides: 2 (2.4%) Sézary syndrome: 1 (1.2%) Gastric cancer: 1 (1.2%) |
4 (4.9%) |
3 (3.7%) |
5 (6.1%) |
82 |
| Khaled, 2010, Tunisia6 | Psoriasis: 27 (32.9%) Eczema: 9 (11%) |
36 (43.9%) |
18 (21.9%) |
Mycosis fungoides: 4 (4.9%) | 4 (4.9%) |
3 (3.7%) |
21 (25.6%) |
82 |
| Fernandes et al., 2008, Brasil8 | Psoriasis: 66 (38.8%) Eczema: 28 (16.5%) Congenital icthyosiform erythroderma: 3 (1.8%) Scabies: 1 (0.6%) Pityriasis rubra pilaris: 1 (0.6%) |
99 (58.2%) |
37 (21.8%) |
Mycosis fungoides: 14 (8.2%) Sézary syndrome: 4 (2.4%) |
18 (10.6%) |
16 (9.4%) |
170 | |
| Akhyani M et al., 2005, Iran12 | Psoriasis: 27 (27.8%) Eczema: 18 (18.6%) Pityriasis rubra pilaris: 8 (8.2%) Actinic reticulosis: 1 (1%) Scabies: 1 (1%) Bullous ichthyosiformis: 1 (1%) Pemphigus foliaceus: 1 (1%) Senile xerosis: 1 (1%) |
58 (59.7%) |
21 (21.6%) |
Mycosis fungoides: 8 (8.2%) Sézary syndrome: 2 (2.1%) Lung cancer: 1 (1%) |
11 (11.3%) |
7 (7.2%) |
97 | |
| Rym BM et al., 2005, Tunisia7 | Psoriasis: 41 (51.3%) Eczema: 6 (7.5%) Pemphigus foliaceus: 5 (6.3%) Dermatophytosis: 3 (3.8%) Pityriasis rubra pilaris: 1 (1.3%) Lichen planus: 1 (1.3%) Scabies: 1 (1.3%) |
58 (72.5%) |
9 (11.3%) |
Mycosis fungoides: 5 (6.23%) Sézary syndrome: 2 (2.5%) |
7 (8.8%) |
6 (7.5%) |
80 | |
| * All cases were of Idiopathic Hypereosinophilic Syndrome. | ||||||||