Immune System
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14.01
Category of Impairments, Immune System

14.02
Systemic lupus erythematosus. Documented as described in 14.00B1, with:

A. One of the following:

1. Joint involvement, as described under the criteria in 1.00; or

2. Muscle involvement, as described under the criteria in 14.05; or

3. Ocular involvement, as described under the criteria in 2.00ff; or

4. Respiratory involvement, as described under the criteria in 3.00ff; or

5. Cardiovascular involvement, as described under the criteria in 4.00ff or 14.04D; or

6. Digestive involvement, as described under the criteria in 5.00ff; or

7. Renal involvement, as described under the criteria in 6.00ff; or

8. Hematologic involvement, as described under the criteria in 7.00ff; or

9. Skin involvement, as described under the criteria in 8.00ff; or

10. Neurological involvement, as described under the criteria in I 1.00ff, or

11. Mental involvement, as described under the criteria in 12.00ff.

or

B. Lesser involvement of two or more organs/body systems listed in paragraph A, with significant, documented, constitutional symptoms and signs of severe fatigue, fever, malaise, and weight loss. At least one of the organs/body systems must be involved to at least a moderate level of severity.

14.03
Systemic vasculitis. Documented as described in 14.00B2, including documentation by angiography or tissue biopsy, with:

A. Involvement of a single organ or body system, as described under the criteria in 14.02A.

or

B. Lesser involvement of two or more organs/body systems listed in 14.02A, with significant, documented, constitutional symptoms and signs of severe fatigue, fever, malaise, and weight loss. At least one of the organs/body systems must be involved to at least a moderate level of severity.

14.04
Systemic sclerosis and scleroderma. Documented as described in 14.00B3, with:

A. One of the following:

1. Muscle involvement, as described under the criteria in 14.05; or

2. Respiratory involvement, as described under the criteria in 3.00ff; or

3. Cardiovascular involvement, as described under the criteria in 4.00ff; or

4. Digestive involvement, as described under the criteria in 5.00ff, or

5. Renal involvement, as described under the criteria in 6.00ff.

or

B. Lesser involvement of two or more organs/body systems listed in paragraph A, with significant, documented, constitutional symptoms and signs of severe fatigue, fever, malaise, and weight loss. At least one of the organs/body systems must be involved to at least a moderate level of severity.

or

C. Generalized scleroderma with digital contractures.

or

D. Severe Raynaud's phenomena, characterized by digital ulcerations, ischemia, or gangrene.

14.05
Polymyositis or dermatomyositis. Documented as described in 14.00B4, with:

A. Severe proximal limb-girdle (shoulder and/or pelvic) muscle weakness, as described in 14.00B4.

or

B. Less severe limb-girdle muscle weakness than in 14.05A, associated with cervical muscle weakness and one of the following to at least a moderate level of severity:

1. Impaired swallowing with dysphagia and episodes of aspiration due to cricopharyngeal weakness, or

2. Impaired respiration due to intercostal and diaphragmatic muscle weakness.

or

C. If associated with malignant tumor, as described under the criteria in 13.00ff.

or

D. If associated with generalized connective tissue disease, as described under the criteria in 14.02, 14.03, 14.04, or 14.06.

14.06
Undifferentiated connective tissue disorder. Documented as described in 14.00B5, and with impairment as described under the criteria in 14.02A, 14.02B, or 14.04.

14.07
Immunoglobulin deficiency syndromes or deficiencies of cell-mediated immunity, excepting HIV infection. Associated with documented, recurrent severe infection occurring 3 or more times within a 5-month period.

14.08
Human immunodeficiency virus (HIV) infection. With documentation as described in 14.00D3 and one of the following:

A. Bacterial infections:

1. Mycobacterial infection (e.g., caused by M. avium-intracellulare, M. kansasii, or M. tuberculosis) at site other than the lungs, skin, or cervical or hilar lymph nodes; or pulmonary tuberculosis resistant to treatment; or

2. Nocardiosis; or

3. Salmonella bacteremia, recurrent non-typhoid; or

4. Syphilis or neurosyphilis - evaluate sequelae under the criteria for the affected body system (e.g., 2.00 Special Senses and Speech, 4.00 Cardiovascular System, 11.00 Neurological); or

5. Multiple or recurrent bacterial infection(s), including pelvic inflammatory disease, requiring hospitalization or intravenous antibiotic treatment 3 or more times in 1 year.

or

B. Fungal infections:

1. Aspergillosis; or

2. Candidiasis, at a site other than the skin, urinary tract, intestinal tract, or oral or vulvovaginal mucous membranes; or candidiasis involving the esophagus, trachea, bronchi, or lungs; or

3. Coccidioidomycosis, at a site other than the lungs or lymph nodes; or

4. Cryptococcosis, at a site other than the lungs (e.g., cryptococcal meningitis); or

5. Histoplasmosis, at a site other than the lungs or lymph nodes; or

6. Mucormycosis.

or

C. Protozoan or helminthic infections:

1. Cryptosporidiosis, isosporiasis, or microsporidiosis, with diarrhea lasting for 1 month or longer; or

2. Pneumocystis carinii pneumonia or extrapulmonary pneumocystis carinii infection; or

3. Strongyloidiasis, extra-intestinal; or

4. Toxoplasmosis of an organ other than the liver, spleen, or lymph nodes.

or

D. Viral infections:

1. Cytomegalovirus disease (documented as described in 14.00D4b) (note: printing error in January 2001 Bluebook displays incorrect reference as 14.00B4b) at a site other than the liver, spleen, or lymph nodes;

or

2. Herpes simplex virus causing:

a. Mucocutaneous infection (e.g., oral, genital, perianal) lasting for 1 month or longer; or

b. Infection at a site other than the skin or mucous membranes (e.g., bronchitis, pneumonitis, esophagitis, or encephalitis); or

c. Disseminated infection; or

3. Herpes zoster, either disseminated or with multidermatomal eruptions that are resistant to treatment; or

4. Progressive multifocal leukoencephalopathy; or

5. Hepatitis, as described under the criteria in 5.05.

or

E. Malignant neoplasms:

1. Carcinoma of the cervix, invasive, FIGO stage II and beyond; or

2. Kaposi's sarcoma with:

a. Extensive oral lesions; or

b. Involvement of the gastrointestinal tract, lungs, or other visceral organs; or

c. Involvement of the skin or mucous membranes, as described under the criteria in 14.08F; or

3. Lymphoma (e.g., primary lymphoma of the brain, Burkitt’s lymphoma, immunoblastic sarcoma, other non-Hodgkins lymphoma, Hodgkin’s disease); or

4. Squamous cell carcinoma of the anus.

or

F. Conditions of the skin or mucous membranes (other than described in B2, D2, or D3, above), with extensive fungating or ulcerating lesions not responding to treatment (e.g., dermatological conditions such as eczema or psoriasis, vulvovaginal or other mucosal candida, condyloma caused by human papillomavirus, genital ulcerative disease), or evaluate under the criteria in 8.00ff.

or

G. Hematologic abnormalities:

1. Anemia, as described under the criteria in 7.02; or

2. Granulocytopenia, as described under the criteria in 7.15; or

3. Thrombocytopenia, as described under the criteria in 7.06.

or

H. Neurological abnormalities:

1. HIV encephalopathy, characterized by cognitive or motor dysfunction that limits function and progresses; or

2. Other neurological manifestations of HIV infection (e.g., peripheral neuropathy) as described under the criteria in 11.00ff.

or

I. HIV wasting syndrome, characterized by involuntary weight loss of 10 percent or more of baseline (or other significant involuntary weight loss, as described in 14.00D2) and, in the absence of a concurrent illness that could explain the findings, either:

1. Chronic diarrhea with two or more loose stools daily lasting for 1 month or longer; or

2. Chronic weakness and documented fever greater than 38oC (100.40oF) for the majority of 1 month or longer.

or

J. Diarrhea, lasting for 1 month or longer, resistant to treatment, and requiring intravenous hydration, intravenous alimentation, or tube feeding.

or

K. Cardiomyopathy, as described under the criteria in 4.00ff or 11.04.

or

L. Nephropathy, as described under the criteria in 6.00ff.

or

M. One or more of the following infections (other than described in A-L, above), resistant to treatment or requiring hospitalization or intravenous treatment 3 or more times in I year (or evaluate sequelae under the criteria for the affected body system).

1. Sepsis; or

2. Meningitis; or

3. Pneumonia; or

4. Septic Arthritis; or

5. Endocarditis; or

6. Sinusitis documented by appropriate medically acceptable imaging.

or

N. Repeated (as defined in 14.00D8) manifestations of HIV infection (including those listed in 14.08A-M, but without the requisite findings; e.g., carcinoma of the cervix not meeting the criteria in 14.08E, diarrhea not meeting the criteria in 14.08J, or other manifestations; e.g., oral hairy leukoplakia, myositis) resulting in significant, documented symptoms or signs (e.g., fatigue, fever, malaise, weight loss, pain, night sweats) and one of the following at the marked level (as defined in 14.00D8):

1. Restriction of activities of daily living; or

2. Difficulties in maintaining social functioning; or

3. Difficulties in completing tasks in a timely manner due to deficiencies in concentration, persistence, or pace.

14.09
Inflammatory arthritis. Documented as described in 14.00B6, with one of the following:

A. History of joint pain, swelling, and tenderness, and signs on current physical examination of joint inflammation or deformity in two or more major joints resulting in inability to ambulate effectively or inability to perform fine and gross movements effectively, as defined in 14.00B6b and 1.00B2b and B2c;

or

B. Ankylosing spondylitis or other spondyloarthropathy, with diagnosis established by findings of unilateral or bilateral sacroiliitis (e.g., erosions or fusions), shown by appropriate medically acceptable imaging, with both:

1. History of back pain, tenderness, and stiffness, and

2. Findings on physical examination of ankylosis (fixation) of the dorsolumbar or cervical spine at 45o or more of flexion measured from the vertical position (zero degrees);

or

C. An impairment as described under the criteria in 14.02A.

or

D. Inflammatory arthritis, with signs of peripheral joint inflammation on current examination, but with lesser joint involvement than in A and lesser extra-articular features than in C, and:

1. Significant, documented constitutional symptoms and signs (e.g., fatigue, fever, malaise, weight loss), and

2. Involvement of two or more organs/body systems (see 14.00B6d). At least one of the organs/body systems must be involved to at least a moderate level of severity.

or

E. Inflammatory spondylitis or other inflammatory spondyloarthropathies, with lesser deformity than in B and lesser extra-articular features than in C, with signs of unilateral or bilateral sacroiliitis on appropriate medically acceptable imaging; and with the extra-articular features described in 14.09D.

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