CECIL SCLERO Flashcards

(45 cards)

1
Q

EPIDEMIO

A

Middle-aged women

30-50a

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2
Q

Organs commonly affected

A

Hallmark - Skin

Lungs
GI tract
Kidneys
Heart

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3
Q

4 Conditions with Scleroderma-like skin induration

A

Paraneoplastic
Chronic graft-versus-host disease
Morphea - localized
Schulman disease - diffuse fasciitis with eosinophilia

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4
Q

In limited cutaneous SSC, which parts of the body are spared?

A

Proximal extremities

Trunk

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5
Q

In LcSSC, which manifestations precedes all others?

A

Raynaud phenomenon
Often severe
Critical ischemia

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6
Q

CREST syndrome

A
Calcinosis cutis
Raynaud phenomenon
Esophageal dysmotility
Sclerodactyly
Teleangiectasia

Relatively good prognosis
Subset of lcSSC patients

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7
Q

Mixed Connective Tissue Disorder is a combination of which three disorders? Which specific autoantibody is present in this disease? Better or worse prognosis compared to SSC?

A

SLE+SSC+Myositis

U1-RNP

Better

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8
Q

When the lcSSC occurs as single or multiple solitary patches it is called…

A

Morphea

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9
Q

2 problems related to linear scleroderma in children

A

Growth retardation

Joint contracture

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10
Q

Strongest risk factor

A

Family history

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11
Q

The most common histologic pattern in SSC-associated lung disease is

A

Nonspecific interstitial pneumonitis

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12
Q

Replacement of the normal gut architecture leads to …(4)

A

Disordered peristaltic activity
GE refluxand dysmotility
Gastroparesis
Small bowel obstruction

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13
Q

Centromere autoantibodies are related to which subset of the disease

A

Limited Cutaneous disease

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14
Q

Topoisomerase-I is related to which subset…

A

Diffuse cutaneous

RNA polymerase III as well

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15
Q

6 initial clinical manifestations of DcSSC? Which ones ensue that?

A
Soft tissue swelling
Erythema
Pruritus
Fatigue
Stiffness
Malaise
Arthralgia
Muscle weakness
Carpal tunnel syndrome
Raynaud - later in the disease
Skin induration
Hyperpigmentation
Loss of body hair
Impaired sweating
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16
Q

Which manifestations are more pronounced in lcSSC than in DcSSC?

A

Vascular manifesations

Digital ischemia
Cutaneous teleangiextasia
PAH

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17
Q

What sort of deposits may occur and where?

A

Calcium

Finger pads
Extensor surfaces of the forearms
Olecranon
Prepatellar bursae

They may produce drainage of chalky white material

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18
Q

What may happen on the skin of dark-skinned individuals?

A

Vitiligo-like hypopigmentation

Salt-and-pepper changes

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19
Q

What sort of examination is useful in distinguishing primary from secondary Raynaud phenomenon?

A

Nailfold capillaroscopy

20
Q

Most frequently GI organ affected

21
Q

3 symptoms of delayed gastric emptying

A

Early satiety
Abdominal distention
Affravated reflux symptoms

GAVE - gastric vascular ectasia - iron deficiency anemia

22
Q

What might impaired small bowel motility cause?

A

Chronic diarrhea due to bacterial overgrowth

23
Q

Malabsorption may be diagnosed by…

A

Hydrogen breath test
14C D-xylose test

serum prealbumin (transthyretin) is usegul to monitor malnutrition

24
Q

In late-stage SSc which GI emergency may occur

A

Wide-mouth colonic sacculations may perfurate and bleed

25
Two major forms of lung involvement in SSC
Interstitial lung disease | PAH
26
An autoantibody that is a risk factor for intestitial lung disease
Topoisomerase-I autoantibodies
27
Which intervention is required to confirm the dx of PAH, assess its severity and evaluate ventricular dysfunction?
RIght heart catheterization
28
Harbingers of impending scleroderma renal crisis (3)
Thrombocytopenia Early-onset anemia Pericardial effusion GC use is associated with a more than 10-fold increase risk
29
Musculoskeletal complication that may be a presenting manifestation of SSC
Carpal tunnel syndrome
30
Which cancers are timely related to the dx of SSc? Which autoantibody is associated with this scenario?
Breast Lung Ovarian carcinoma Lymphoma Anti-RNA polymerase III
31
2 lab markers that are useful to be monitored in patients with small bowel bacterial overgrowth and malabsorption
Vitamin K | Prealbumin
32
Which autoantibody are present in virtually all patients with SSc
ANA
33
Wich antibodies are associated with PAH
Anticentromere
34
Single drug that significantly alters a part of the natural history of SSc
ACEi in Scleroderma renal crisis
35
Which class of drugs should be avoided if possible for its increased risk for scleroderma renal crisis?
Corticosteroids
36
To improve skin involvement and stabilize lung disease
Mycophenolate mofetil
37
To reduce progression of symptomatic interstitial lung disease in early SSc
Cyclophosphamide
38
Antifibrotic therapy
D-Penicillamine Imatinib in clinical trials
39
Refractory hypomotility of the small bowel may respond to subcutaneous
octreotide injections
40
Patients with severe Raynaud phenomenon require
alpha1 adrenergic receptor blockers Prazosin
41
Reduces development of new ichemic ulcers
Bosentan | Endothelin-1
42
All patients with SSc should be screened for...at initial evaluation? Tx for this condition?
PAH Bosentan 5-PDE inhibitor
43
Pxs with early-stage SSc and progressive skin involvement are at highest risk of scleroderma renal crisis, therefore they need to... Tx of scleroderma renal crisis
Monitor their BP daily and repot significant alterations immediately ACEi
44
Visceral organ involvement develops and progresses most rapidly during the intitial..
2 to 4 years of the disease
45
Clinical hallmark of nephrogenic systemic fibrosis
Thickening and woody tightness of skin over the lower extremities