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Table 1 Summary of previously reported and the present study BD patients with ON

From: Osteonecrosis as a rare musculoskeletal complication in Behcet’s disease- the largest case series with literature review

Author, year

Patient No.

Age (years), sex

Duration of the disease (years)

Time between diagnosis of BD and ON, (years)

Symptoms of BD before ON

Major organ involvement prior to ON

Site of ON

Relevant medication before ON

Treatment after diagnosis of ON

Lab test at the time of diagnosis of ON

Atas et al., 2019 [7]

#1

37, Male

13

8

na

Vascular and NS

Bilateral knee and hip

Azathioprine, Cyclophosphamide

Interferon

aCL IgG, IgM levels: Negative

aB2-GPI IgM, IgG levels: Negative

LDL:129 (mg/dl)

TG:145 (mg/dl)

Total Chol:203 (mg/dl)

ESR:20 (mm/h)

CRP:13 (mg/L)

#2

37, Male

7

2

na

Vascular

Bilateral knee, left hip, left 3rd MCP

Azathioprine, Cyclophosphamide

Azathioprine

aCL IgG, IgM levels: Negative

aB2-GPI IgM, IgG levels: Negative

LDL:103 (mg/dl)

TG:100 (mg/dl)

Total Chol:163 (mg/dl)

ESR:3 (mm/h)

CRP:10 (mg/L)

#3

62, Male

5

3

na

Vascular

Right hip

Azathioprine, Cyclophosphamide

Azathioprine

aCL IgG, IgM levels: Negative

aB2-GPI IgM, IgG levels: Negative

ESR:48 (mm/h)

CRP:16 (mg/L)

#4

19, Male

3

1

na

Ocular

Bilateral knee

Azathioprine, cyclosporine, Interferon, Infliximab

Infliximab

aCL IgG, IgM levels: Negative

aB2-GPI IgM, IgG levels: Negative

ESR:11 (mm/h)

CRP:7 (mg/L)

#5

39, Male

14

10

na

NS and Ocular

Bilateral knee

Azathioprine, Cyclosporine, Interferon, Infliximab Adalimumab

Adalimumab

aCL IgG, IgM levels: Negative

aB2-GPI IgM, IgG levels: Negative

LDL:83 (mg/dl)

TG:185 (mg/dl)

Total Chol: 156 (mg/dl)

ESR:48 (mm/h)

CRP:100 (mg/L)

#6

43, Male

4

3

na

Vascular

Left hip

Azathioprine, Cyclophosphamide

Mycophenolate

aCL IgG, IgM levels: Negative

aB2-GPI IgM, IgG levels: Negative

ESR:33 (mm/h)

CRP:7 (mg/L)

#7

44, Male

17

16

na

Ocular

Bilateral hip

Azathioprine, Cyclosporine

Azathioprine

aCL IgG, IgM levels: 12, 11

aB2-GPI IgM, IgG levels: Negative

ESR:76 (mm/h)

CRP:100 (mg/L)

#8

33, Male

14

14

na

Vascular

Bilateral knee

Azathioprine, Cyclophosphamide

Infliximab

aCL IgG, IgM levels: Negative

aB2-GPI IgM, IgG levels: Negative

LDL:204 (mg/dl)

TG:127 (mg/dl)

Total Chol:273 (mg/dl)

ESR:9 (mm/h)

CRP:3 (mg/L)

#9

25, Male

4

1

na

Vascular

Bilateral knee

Interferon, Cyclophosphamide

Azathioprine

aCL IgG, IgM levels: 16, 18

aB2-GPI IgM, IgG levels: Negative

ESR:32 (mm/h)

CRP:57 (mg/L)

Banicioiu-covei et al., 2019 [8]

#1

36, na

3 years after the initial symptoms

1 year after the initial symptoms

erythema nodosum, reduced visual acuity, oral aphthosis

Ocular, Skin

Right hip

Nonsteroidal anti-inflammatory drugs

na

ESR: 96 (mm/h)

CRP:18.2 (mg/L)

Leukocytes: 17,000/mm3 and 1 week later 24,500/mm3

Chang et al., 2001 [10]

#1

45, Female

10 years after initial symptoms

10 years after initial symptoms

Recurrent oral ulcerations and genital ulcerations, recurrent erythema nodosum, positive pathergy test

Skin

Left knee

-

Colchicine, Aspirin, Nabumetone

Leukocytes: 10,200/mm3

Hematocrit: 39.3%

Platelet: 370,000

Total protein: 6.1 (g/dl)

Albumin: 3.6 (g/dl)

AST: 14 (IU/l)

ALT: 26 (IU/l)

Creatinine: 0.8 (mg/dl)

Cholesterol: 202 (mg/dl)

Alkaline phosphatase: 117 (IU/l)

ESR: 10 (mm/h)

CRP: Negative

Urinalysis: Normal

Coagulation tests: Normal

Rheumatoid factor: Negative

Antinuclear antibody: Negative

IgG aCL: 18

IgM aCL: Negative

Lupus anticoagulant test: Negative

HLA-B51: Positive

#2

30, Male

5 years after the initial symptoms

2.5

Recurrent oral ulcerations, recurrent scrotal ulcerations, papulopustular eruptions, erythema nodosum-like lesions, posterior uveitis, seizure and multiple cerebral infarctions, intestinal hemorrhage, and multiple perforations of the cecum and ascending colon, pulmonary infarction

NS, Ocular, GI, and Respiratory system

Right hip

Azathioprine, Cyclosporine

na

WBC: 7100

Hematocrit: 38.9%

Platelet: 202,000

Total protein: 6.6 (g/dl)

Albumin: 3.9 (g/dl)

AST: 12 (IU/l)

ALT: 9 (IU/l)

Creatinine: 1.0 (mg/dl)

Cholesterol: 154 (mg/dl)

Alkaline phosphatase: 124 (IU/l)

ESR: 7 (mm/h)

CRP: < 0.8 (mg/dl)

Rheumatoid factor: Negative

Antinuclear antibody: Negative

Coagulation test: Normal

Urinalysis: Normal

HLA-B51: Positive

IgM aCL antibody: 15

IgG aCL antibody: Negative

Lupus anticoagulant: Negative

Ersoz et al., 2013 [14]

#1

66, Female

10

10

oral aphthous ulcerations, erythema nodosum, uveitis, episcleritis, positive pathergy test, headaches, hemifacial spasms, and fever

NS

Right hip

Imuran, Colchicine, Amlodipine, and Prednisolone at exacerbations

na

CBC: Normal

ESR: Normal

CRP: Normal

Liver function: Normal

Essaadouni et al., 2017 [15]

#1

26, Female

6 years after the initial symptoms

3

oral ulcers (once a month) and recurring neurological manifestations consisting of headache, seizures and fever, pseudofolliculitis, positive pathergy test

NS

Unilateral hip

Colchicine, Azathioprine, Cyclophosphamide pulse

Tocilizumab

na

Faezi et al., 2018 [16]

#1

26, Female

9 months after initial symptoms (until shoulder involvement) and 12 months until multifocal ON

4 months until shoulder involvement and 7 months until multifocal osteonecrosis

Oral aphtosis and decreased visual acuity (pan uveitis and retinal vasculitis)

Ocular

Right shoulder, bilateral knee, bilateral hip, right ankle

Azathioprine, Cyclophosphamide, Infliximab

na

aCL IgG, IgM: Normal

Lupus anticoagulant: Normal

aB2GP I IgG, IgM: Normal

Coagulation tests: Normal

Lipid profiles: Normal

Lin et al., 2008 [17]

#1

49, Female

6

6

recurrent episodes of fever associated with oral and genital ulcers, positive pathergy test, abdominal pain, ileum perforation, diarrhea

GI

Bilateral Hip and left knee

na

Azathioprine

WBC: 13,900

with 68.3% neutrophils, 21.5% lymphocytes, and 9.2% monocytes

Hemoglobin: 14.6 (g/dl)

Platelet count 159,000

Oktayoglu et al., 2012 [11]

#1

31, Female

12

12

Oral ulcerations, genital ulcerations, positive Pathergy test, posterior uveitis, pulmonary thromboembolism and thrombosis in superior vena cava, erythema nodosum like lesions, arthritis

Ocular, Skin, Vascular

Bilateral knee

Colchicine, Cyclophosphamide, Azathioprine, Nonsteroidal anti-inflammatory drugs

Indomethacin

WBC: 5250,

Hematocrit: 36.3%

Platelet: 383,000

Total protein: 8.3 (g/dL)

Albumin: 4 (g/dL)

AST: 15 (IU/L)

ALT: 14 (IU/L)

Creatinine: 0.58 (mg/dL)

Alkaline phosphatase: 48 (IU/L)

Parathyroid hormone: 36.82 (pg/mL)

ESR: 46 (mm/hour)

CRP: 0.58 (mg/dL)

Thyroid hormone levels: Normal

Urinalysis: Normal

Coagulation tests: Normal

Protein C and Protein S values: Normal

aCL IgG and IgM: Negative

Rheumatoid factor: Negative

Antinuclear antibody: Negative

anti-dsDNA: Negative

Polat et al., 2010 [9]

#1

38, Female

5 years after the initial symptoms

7 months

Recurrent oral ulcers with 5-year duration and genital ulcers persisting for 1 year, acute pan uveitis (left eye), chronic uveitis (right eye), positive pathergy test

Ocular

Bilateral knee

Azathioprine, Colchicine, Warfarin, Acetazolamide

na

CRP: 68 (mg/dl)

ESR: 60 (mm/h)

The other hematological and biochemical tests are normal

aCL IgM and IgG antibodies: Negative

Vaiopoulos et al., 2019 [18]

Aseptic bone necrosis was seen in 3 male patients (left hip, right hip, and both hips)

Varoglu et al., 2017 [13]

#1

36, Male

1

1

Oral aphthous ulcerations, gait disorder, diplopia, and speech disorder, genital aphthous ulcerations

NS

Bilateral hip

-

na

HLA B51: Positive

The markers of collagen tissue disease: Negative

Hematological markers (fibrinogen, antithrombin, and protein C and S): Normal

Factor V Leiden, prothrombin G20210A gene mutations, and MTHFR enzyme: Negative

The plasma Vit B (12), folic acid, and homocysteine levels: Normal

Yapar et al., 2001 [12]

#1

35, Male

na

na

Uveitis

Ocular

Bilateral knee

Cyclosporine A, Nonsteroidal anti-inflammatory drugs

na

Na

The present study

#1

37, Male

4

15 months

Oral aphthosis, Genital aphthosis, pseudofolliculitis, pan ophthalmitis, GI aphthosis, CNS vasculitis

Ocular, Skin, NS, GI

Left Hip

Azathioprine, Cyclophosphamide, Alendronate

na

Pathergy test: Negative

HLA B51: Positive

ESR: High

Hyperlipidemia: Negative

#2

25, Male

4

2

Oral aphthosis, Erythema Nodosum, pan ophthalmitis, DVT, oligoarthritis

Skin, Ocular, Vascular, Musculoskeletal

2 Hips

2 Shoulders

Azathioprine, Methotrexate, Cyclophosphamide, Infliximab

na

Pathergy test: Negative

ESR: High

HLA B51: Negative

Hyperlipidemia: Positive

Fatty liver: Negative

Osteoporosis: Positive

#3

28, Male

9

1

Oral aphthosis, Genital aphthosis, Erythema Nodosum, aneurysm, monoarthritis, Epididymitis,

Skin, Vascular, Musculoskeletal

Left Hip

Azathioprine, Cyclophosphamide, Anticoagulant

na

Pathergy test: Negative

HLA B51: Negative

ESR: High

Hyperlipidemia: Negative

Fatty liver: Negative

Cushingoid: Negative

#4

28, Male

6

7 months

Oral aphthosis, Genital aphthosis, Skin Aphthosis, pan ophthalmitis, monoarthritis

Skin, Ocular, Musculoskeletal

Right Hip

Azathioprine, Cyclophosphamide, Alendronate

na

Pathergy test: Positive

HLA B51: Negative

ESR: High

Antiphospholipid antibodies: Negative

Hyperlipidemia: Negative

Fatty liver: Negative

Cushingoid: Negative

#5

19, Male

10

6 months

Oral aphthosis, Genital aphthosis, pan uveitis, DVT

Ocular, Vascular

Bilateral hip

Methotrexate, Alendronate

na

Pathergy test: Positive

HLA B51: Negative

ESR: less than 10mm/h

Antiphospholipid antibodies: Negative

Hyperlipidemia: Negative

Fatty liver: Negative

Cushingoid: Negative

#6

36, Male

12

8

Uveitis, Oral aphthosis, pseudo folliculitis, pan ophthalmitis

Ocular, Skin

Right Hip

Azathioprine, Methotrexate, Alendronate

na

Pathergy test: Negative

HLA B51: Positive

ESR: High

Antiphospholipid antibodies: Negative

Hyperlipidemia: Positive

#7

38, Male

12

8

Oral aphthosis, Genital aphthosis, pan uveitis, arthralgia

Ocular, Musculoskeletal

Bilateral hip

Methotrexate, Alendronate

na

Pathergy test: Positive

HLA B51: Positive

ESR: less than 10mm/h

Antiphospholipid antibodies: Negative

Hyperlipidemia: Negative

#8

17, Female

5

1

Oral aphthosis, pan ophthalmitis, oligoarthritis

Ocular, Musculoskeletal

Bilateral hip

Azathioprine, Cyclophosphamide, Alendronate

na

Pathergy test: Positive

HLA B51: Negative

ESR: less than 10mm/h

Antiphospholipid antibodies: Negative

Hyperlipidemia: Negative

Osteoporosis: Negative

#9

17, Male

7

19 months

Oral aphthosis, Pseudo Folliculitis, aneurysm, CNS vasculitis

Skin, Vascular, NS

Bilateral hip

Methotrexate, Cyclophosphamide, Alendronate, Aspirin

na

Pathergy test: Positive

HLA B51: Negative

ESR: less than 10mm/h

Antiphospholipid antibodies: Negative

Hyperlipidemia: Negative

Osteoporosis: Positive

Cushingoid: Positive

#10

31, Male

8

20 months

Oral aphthosis, Genital aphthosis, Pseudo Folliculitis, pan ophthalmitis

Skin, Ocular

Bilateral hip

Methotrexate, Alendronate

na

Pathergy test: Positive

HLA B51: Negative

ESR: less than 10mm/h

Hyperlipidemia: Negative

Osteoporosis: Positive

#11

36, Male

8

1

Oral aphthosis, pan ophthalmitis, arthralgia, Epididymitis, CNS vasculitis

Ocular, Musculoskeletal, NS

Right Hip

Azathioprine, Cyclophosphamide, Alendronate

na

Pathergy test: Negative

HLA B51: Negative

ESR: High

Hyperlipidemia: Negative

Fatty liver: Negative

Osteoporosis: Positive

#12

24, Male

6

40 months

Oral aphthosis, Pseudo folliculitis& Erythema Nodosum, pan uveitis, CNS vasculitis

Skin, Ocular, NS

Bilateral hip

Methotrexate, Cyclophosphamide

na

Pathergy test: Positive

HLA B51: Positive

ESR: High

Antiphospholipid antibodies: Negative

Hyperlipidemia: Negative

Fatty liver: Negative

Osteoporosis: Positive

Cushingoid: Negative

#13

20, Male

6

8 months

Oral aphthosis, Genital aphthosis, Erythema Nodosum, pan ophthalmitis, pulmonary Aneurysm,

Skin, Ocular, Vascular

Bilateral hip

Azathioprine, Anticoagulant

na

Pathergy test: Negative

HLA B51: Negative

ESR: less than 10mm/h

Antiphospholipid antibodies: Negative

Hyperlipidemia: Negative

Fatty liver: Negative

Osteoporosis: Positive

Cushingoid: Negative

#14

39.5 Male

15

9.5

Oral aphthosis, Pseudo folliculitis, pan ophthalmitis,

Skin, Ocular

Bilateral hip

Methotrexate

na

Pathergy test: Negative

HLA B51: Positive

ESR: less than 10mm/h

Antiphospholipid antibodies: Negative

Hyperlipidemia: Negative

Fatty liver: Negative

Osteoporosis: Positive

Cushingoid: Positive

  1. BD Behcet disease, ON Osteonecrosis, aCL Anti-cardiolipin, aB2-GPI Anti-B2 glycoprotein I, NS Nervous system, LDL Low-density lipoprotein, TG Triglyceride, T. Chol Total cholesterol, ESR Erythrocyte sedimentation rate, CRP C-reactive protein, na Not applicable, MCP Metacarpophalangeal joint, AST Aspartate transaminase, ALT Alanine transaminase, HLA B51 Human leukocyte antigen 51, GI Gastrointestinal, WBC White blood cell, CBC Complete blood cell, DVT Deep vein thrombosis, CNS Central nervous system