Rheum Flashcards

1
Q

What does RA cause?

A

A deterioration of joints from inflammation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What are key initiators of RA pathogenesis?

A

T lymphocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the shared epitope among patients with RA?

A

HLA-DRB

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What are the clinical manifestations of RA?

A

Synovitis
Rheumatoid Nodules
Joints and specific organs are affected
Cardiac complications

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What area of the body is never involved in RA?

A

Lower back

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Is RA mono or poly -articular?

A

Polyarticular

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is not involved in RA?

A

trauma to the joints

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Are joints symmetrically or asymmetrical affected in RA?

A

Symmetrically however, it may start as asymettrical

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What are rheumatoid nodules?

A

SQ nodules that are present on pressure points

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What joints are effected in RA?

A
Cervical Spine
Shoulders 
Elbow
Hand and Wrist
Hip
Knee
Foot and Ankle
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What organs are effected by RA?

A
Lungs --> excess fibrous CT
Eye
Skin
Heart --> pericardial effusion
Nervous System 
Blood --> hypochromatic-microcytic anemia
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What are some cardiac complications of RA?

A
MI
Disambiguation
Stroke
Atherosclerosis
Pericarditis
Endocarditis
Left Ventricualr Heart Failure 
Vasculitis
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is the screening test for RA?

A

ANA positive

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is RF negative RA called?

A

Seronegative

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Which RA autoantibody is more diagnostic of RA?

A

Anti-CCP

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is Domain 1 of RA diagnostic criteria?

A

Joint Involvement

Max of 5 points

1 md. - lg. joint --> 0 
2-10 md. to lg --> 1
1-3 small --> 2
4-10 small --> 3
> 10 small --> 5
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What is domain 2 of RA diagnostic criteria?

A

Serology

Max of 3 points

Neg. Rh and Anti-CCP –> 0
One positive at low titer, < 3X normal –> 2
One positive at high titer, > 3X normal –> 3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What is domain 3 of RA diagnostic criteria?

A

Duration of synovitis

Max 1 point

< 6 weeks –> 0
> 6 weeks –> 1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What is domain 4 of RA diagnostic criteria?

A

Acute phase reactants

Max 1 point

Neg. CRP or ESR –> 0
Abnormal CRP or ESR –> 1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

What is the diagnostic Criteria for RA?

A

patient must get 6 points in order to definitvely diagnosis RA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What is Felty Syndrome?

A

Triad of:

RA
Neutropenia
Splenomegaly

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

What is Polymyalgia Rheumatica?

A

Pain in proximal muscles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What are the clinical presentations of Polymylagia Rheumatica?

A

General aches and pains and stiffness
“trouble getting dressed”
Pain greater in the morning
Strength is intact but it will exacerbate pain

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

What is the best test for diagnosing Polymyalgia Rheumatica?

A

ESR

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
What is the treatment for Polymylagia Rhematica?
Oral Prednisone in high doses | Temporal artery biopsy
26
What causes Reactive Arthritis?
Occurs post infection with Chlamydia, Campylobacter, Salmonella, Shigella, and Yesinia
27
What is the classic Triad of Reactive Arthritis?
Noninfectious Urethritis Arthritis Conjunctivitis
28
How do you treat Reactive Arthritis?
Treat symptoms and the underlying infection: Antibiotics NSAIDs Corticosteroids DMARDs --> only if NSAIDs and corticosteroids are ineffective; methotrexate or SULFASALAZINE (for GI)
29
What is anterior Uveitis?
``` Red Eye Pain worsens when reading Progressive and occurs over a few hours Blurred vision Photophobia Excess tear production Abnormally shaped pupils ```
30
What are the clinical manifestations of Juvenile Idiopathic Arthritis?
< 16 Arthritis in one or more joints Duration of disease > 6 weeks Joint inflammation, contractures, and joint damage Periods of no symptoms and then quick onset of symptoms
31
What is Systemic Onset JIA?
Repeated fevers of 103 with fluctuating slamon collor rash Inflammation of the intenral organs and joints Anemia Leukocytosis
32
What is polyarticular JIA?
Arthritits in 5 or more joints with major symptoms of pain in the knees, ankles, wrists, and fingers Constant pain
33
What is Oligoarticular JIA?
Arthritis in 4 or fewer joints withint the first 6 months of onset 50% of kids F>M Those diagnosed before age 7 have the best change of disease subsiding High risk of uveitis Large joints are effected
34
What is enthesis related JIA?
Involves ligaments as well as the spine | Aka Spondyloarthritis
35
What are the diagnostic tests for JIA?
Positive ANA Synovial fluid Class II inflammatory X-rays show soft tissue swelling, periarticular osteoporosis, growth disturbances, and loss of joint space
36
What are the three Inflammatory Myopathies?
Polymyositis Dermatomyositis Inclusion Body Myositis
37
What are the clinical manifestations of Polymyositis?
Proximal muscle weakness and upper and lower limbs bilaterally Difficulty raising arms, lifting objects, or combing hair Trouble climbing stairs and getting up from sitting Systemic Symptoms: GI --> dysphagia, bloating, and constipation Cardiac --> arrhythmias and condition defects Pulmonary --> Aspiration pneumonia, INterstitial lung disease, and bronchiolitis Renal --> ATN
38
What diagnostics are abnormal in Polymyositis?
Leukocytosis Elevated CK and LDH ANA and myositis antibodies
39
What is the treatment for Polymyositis and Dermatomyositis?
There is no cure! Corticosteroids for inflammation --> Prednisolone 1mg/kg/day for 4-8 weeks Monitor CK levels and muscle strenght ``` Immunosuppresive agents --> Only give these if there is no repsone to steroid within 4 weeks of treatment or if there are extra-skeletal manifestations Azathioprine Cyclophosphamide Chlorabucil Cyclosporine ``` ``` IVIG INflixumab Rituximab Diet Consults ```
40
What are the clinical manifestations of Dermatomyositis?
Heliotrope Rash --> purple discoloration on upper eyelids, flat red rash on cheeks and upper trunk Grotton's papules --> raised violaceous scaly rash on knuckles Dilated capillary loops at the base of the fingernails irrgular cuticles "dirty" horizontal lines that resemble mechanics hands after a day of work
41
What does a muscle biopsy reveal in patients with Dermatomyositis?
Perivascular and perimysial inflammation
42
What are the clinical manifestations of Inclusion Body Myositis?
Asymmetrical weakness Falling is common due to quadriceps weakness and artophy Facial muscle weakness but not ocular Weakness and atrophy of distal muscles, especially the foot extensors and deep finger flexors Cannot tie a knot or hold a gold club Dysphagia and choking Progresses slowly over the years
43
What is the treatment for Inclusion Body Myositis?
Resistant to Immunotherapy so give --> Azathioprine + Prednisolone for a few months
44
What are tophi?
Deposits of uric acid crystals into tissues
45
What are the risk factors for Gout?
``` Men Women after menopause People with kidney disease Obesity HTN Hyperlipidemia Diabetes Family History ```
46
What is primary Gout?
inherited
47
What is secondary gout?
acquired
48
What does underexcretion cause in gout and what is it caused by?
increased uric acid levels in the blood Causes by clinical renal disorders like renal insufficiency or a decreased GFR
49
What is overproduction in gout caused by?
Excessive dietary purine intake from red meat, organ meat, or shellfish Alcoholic beverages especially beer
50
How do we diagnose Gout?
Arthrocentesis --> will show intracellular uric acid crystals with negative birefrinence under polarized light microscopy Elevated serum uric acid levels > 6.8 --> not if only finding though 24 hour urine --> underexcretors with have normal levels and overproducers will have elevated levels
51
What are common trigger point areas of Fibromyalgia?
``` Occiput Low cervical Trapezius Supraspinatus 2nd rib Lateral epicondyle Medial fat pad of the knee Greater trochanter Upper glute ```
52
What diseases are large vessel vasculitis?
``` Giant Cell (temporal) arteritis Takayasu Arteritis ```
53
What are the effects of large vessel vasculitis?
``` Limb claudication Assymetric blood pressures Absence of pulses Bruits Aortic dilation ```
54
What diseases are medium vessel vasculitis?
``` Polyarteritis Nodosa (PAN) Kawasaki ```
55
What are the effects of medium vessel vasculitis?
``` Cutaneous nodules Palpable purpura Livedo reticularis Digital gangrene Mononeuritis multiplex Acute foot/wrist drop Microaneurysms Abdominal pain Decreased appetitie ```
56
What disease are small vessel vasculitis?
``` Microscopic Polyangitis (MPA) Granulomatosis with Polyangitits (Wegener's) IgA Vasculitis (henoch-schonlein) ```
57
What are the effects of small vessel Vasculitis?
``` Palpable purpura Vesiculobullous lesions Urticaria Glomerulonephritis Alveolar hemorrhage Splinter hemoorhahes Uveitis Episcleritis Scleritis Cutaneous extravascular necrotizing granulomas ```
58
What is the diagnostic criteria for Temporal Arteritits?
presence of 3/5 of the following: > 50 at onset New onset localizaed headache Tenderness or decreased pulse of temporal artery ESR > 50 Biopsy revelas necrotizing arteritis with predominance of mononuclear cells or a granulomatosus process with multinucleated giant cells
59
What is the diagnostic criteria for Polyarteritis Nodosa (PAN)?
3 of the following: ``` Otherwise unexplained wt. loss greater than 4 k LIvedo reticularis Testicular pain or tenderness Myalgias (excluding hip or shoulder) Weakness of leg muscles Tendnerss of leg muscles New onset diastolic BP > 90 Elevated levels of BUN Biopsy of small or medium sized arteries contains polymorphonuclear cells Mononeuropathy or polyneuropathy ```
60
What is the diagnostic criteria for Kawasaki's?
Presence of fever > 5 days wihtout any other explaination with at least 4/5 of the following: Bilaterally bulbar conjunctival injection Oral mucous changes, including injected pharynx or fissured lips, or strawberry tongue Peripheral extremity changes including erythema of palms/soles, edema of hands and feet, and periungal desquamation Polymorphous rash Cervical LAD
61
What is the diagnostic criteria for IgA Vasculitis?
MANDATORY TO HAVE PURPURA WHICH IS PALPABLE AND IN CLUSTERS Must have one or more of the following: Abdominal pain that is usually diffuse with acute onset Arthritis or arthralgia that is acute onset Renal involvment of proteinuria or hematuria Leukocystoclastic vasculitis or proliferative glomerulonephritis with predominant immunoglobulin A deposition
62
What are the constitutional symptoms of SLE?
FATIGUE fever LAD UNintentional wt. loss or gain
63
What are the skin/Rash symptoms of SLE?
``` Malar rash Discoid rash Bullous lesions patchy or diffuse alopecia Photosensitivity Panniculitis Palpable purpura Raynaud's Livedo reticularis Childbain lupus ```
64
What are the ocular symptoms of SLE?
``` Conjunctivitis Sicca symptoms Photophobia Blindness Retinal Vasculitis Optic Neuritis ```
65
What are the MSK symptoms of SLE?
``` Symmetrical arthritis Polyarthritis Nonerosive arthritis Jaccoud's arthropathy Myalgia AVN ```
66
What are the heart symptoms of SLE?
``` Pericarditis Myocarditis Premature atherosclerosis Conduction system abnormalities Libman-Sacks endocarditis ```
67
What are the lung symptoms of SLE?
Dyspnea or pleuritic CP suggestive of pleuritis Pneumonitis Pulmonary HTN Diffuse alveolar hemorrhage
68
What are the GI symptoms of SLE?
``` Peritonitis Hepatitis Pancreatitis Mesenteric vasculitis Intestinal pseudo-obstruciton ```
69
What are the GYN symptoms of SLE?
history of miscarriages
70
What are the kidney symptoms of SLE?
``` Proteinuria LE edema HTN Glomerulonephritis ARF Interstitial nephritis Antiphospholipid nephropathy ```
71
What are the blood symptoms of SLE?
Anemia of chronic disease Leukopenia Thrombocytopenia Arterial/venous thrombosis
72
What are the neuropsych symptoms of SLE?
``` Seizures Headaches Psychosis Cognitive dysfunction Peripheral Neuropathy Myelopathy ```
73
What are the four types of mucocutaneous lupus lesion patterns?
Acute cutaneous lupu Erytehmatous (ACLE) Subacute cutaneous lupu Erythematosus (SCLE) Chronic Lupus Erythematosus (CCLE) Nonspecific
74
What rashes are included in ACLE?
MALAR RASH = butterfly rash maculopapular rash = areas that are photosensitive Non-scarring alopecia
75
What rashes are included in SCLE?
papulosquamous or annular Scaly Psoriaform Most photosensitive Occurs on torso and limbs and spares face Anti-Ro and Anti-La positive Induced by medications like HCTZ or terbinafine
76
What rashes are included in CCLE?
Discoid lupus = raised, erythematou placques with adherent scale Lupus panniculitis = deep, firm nodules with predilection for scalp, face, arms, buttocks, and thigh Childbain lupus that resembles frostbite
77
What are the nonspecific rashes that occur in SLE?
``` Vasculitis Purpura Livedo Reticularis Raynaud's Alopecia Urticaria Nail-fold periungal capillaries Bullous lesion ```
78
What is the diagnostic criteria for SLE?
SOAP BRAIN MD Must have presence of 4 of these criteria
79
What is included in Serositis?
Pleuritis Pericarditis patients are 40X higher risk of MI and accelerated atherosclerosis
80
What is Jaccoud's arthroplasty?
patients with long standing SLE and they have joint deformities like Boutonniere's or Swan neck but on x=ray there are no bony erosions It is due to ligament laxity
81
What blood disorders are common with SLE?
Hemolytic anemia with reticulocytosis Leukopenia < 4000 on > 2 occasions Lymphopenia < 1500 on > 2 occasions Thrombocytopenia < 100,000 on > 2 occasions in the absence of offending drugs Get COOMBS workup
82
What renal disorders are common with SLE?
Persistent proteinuria > 0.5 grams/day or > 3+ on dipstick Urine exam will show cellular casts that are either RBC, HgB, Granular, tibular, or mixed
83
What is the optic diagnostic tool for lupus nephritis?
Renal biopsy
84
What is the most frequent cause of death of patients with SLE?
Nephritis | Serum Creatinine > 2.4
85
Which immunologic tests are best to diagnose SLE?
ANTI-dsDNA ANTI-SM COmplement = disease activity they will be low
86
What neurological diseases are associated with SLE?
Seizures | Psychosis
87
What drugs cause drug induced lupus?
``` Hydralazine Quinidine Carbamazepine Isoniazid Methyldopa Minocycline Chlorpromazine Procainamide Phenytoin INfliximab Etanercept Adalimumab Simponi Cimzia ```
88
What is en coupe de sabre?
linear patch of scleroderma on scalp/face
89
What is localized scleroderma?
Morphea - single or multiple patches of hard skin form on the trunk especially in kids and spontaneously disappear Linear scleroderma - linear bands of hard skin across face, single arm, or leg
90
What is sytemic Scleroderma?
Limited Cuteanous =80% of patients; CREST | Diffuse cutaneous = 20%; internal organs
91
What are the phases of Sclerodactyly seen in scleroderma?
Edematous stage = shiny and loose skin folds Inflammatory stage = Thickening continues; destroys normal sweat glands; intense itching Atrophic Stage = very tight, joint contractures causing hands to come in
92
What are the diagnostic criteria for Scleroderma?
Patient must have one major criteria or > 2 minor criteria: Major --> Proximal scleroderma Minor --> Sclerodactyly, digital ischemia with digital pitting scars or atrophy of finger pads, or bibasular pulmonary fibrosis
93
What is the number 1 disease to kill patients with scleroderma?
lung disease
94
Which type of scleroderma has worst prognosis?
Diffuse
95
What is the pathogenesis behind Sjogren's Syndrome?
Unknown trigger leads to vascular endothelial cells in the exocrine glands in genetically predisposed patients Lymphocytes are attracted into the gland and are activated Cytokines are released Gland inflammation and destruction occur causing the sicca symptoms and parotid swelling
96
What is primary Sjogrens?
Keratoconjunctivitus sicca and xerostomia
97
What is secondary Sjogren's?
Complication of anotehr systemic autoimmune disease like SLE, RA, or primary biliary cirrhosis
98
What is the diagnostic criteria for Sjogren's?
Ocular staining score of at least > 3 Biopsy of salivary glands showing lymphocytic sialadenitits Positive Anti-Ro or Anti-La OR positive RF and Positive ANA Patients must have 2 citeria
99
What is Hypertrophic Arthritits?
Characterized by bone formation at the site of involved joint Contained within the bone = subchondral sclerosis Protrudes from the parent bone = Osteophytes
100
What is erosive arthrittis?
RA Indicates underlying inflammation Characterized by tiny, marginal, irregularly shaped lytic lesions in or around the joint surfaces
101
What is infectious arthritis?
Characterized by joint swelling, osteopenia, and destruction of long, contiguous segments of the articular cartilage
102
What is primary degenerative arthritis?
Occurs on weight bearing joints such as hips, knees, humerus, feet, and hands
103
What is secondary degenerative arthritis?
Post-traumatic infection
104
What is erosive degenerative arthritis?
Associated with inflammation and synovial proliferation
105
What are modifiable risk factors of osteoarthritis?
These cause susceptible joint ``` Muscle strength of quadriceps femoris Physical activity/occupation --> constant use Joint injury --> ACL tear increases risk Joint alignment Leg length inequality ```
106
What is the strongest predictor of knee osteoarthritis progression?
Knee mal-alignment
107
What are Modifiable Systemic Risk Factors for OA?
Obesity Diet Bone Metabolism
108
What are non-modifiable risk factors of OA?
Age --> older Sex --> WOmen Genetics Ethnicity
109
What are the risk factors for Infectious Arthritis?
``` IV drug use Chronic Steroid use Joint replacement Recent joint trauma Diabetes ```