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Medicine

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Rheumatology

Question
20 out of 20
 

Which is the most common joint involved in pseudogout? (AIPG 02)



A Wrist
B Knee

C Shoulder
D DIP

Ans. B Knee

Pseudogout CPPD Deposition disease (AIIMS Nov 09) (Ref: H-18th edition, Pg-2839)

The deposition of CPPD (Calcium Pyrophosphate Dihydrate ) crystals in articular tissues is most common in the elderly.

Conditions Associated with Calcium Pyrophosphate Dihydrate Disease (Ref: H-18th edition, Table-332.2)

1. Aging

2. Disease-associated (4H)

a. Primary Hyperparathyroidism b. Hemochromatosis (AIPG 2006)

c. Hypophosphatasia d. Hypomagnesemia

e. Chronic gout

3. Post meniscectomy

4. Hereditary

Extra Edge: The knee is the joint most frequently affected in CPPD arthropathy (Large joints).

Diagnosis

1. Calcium pyrophosphate dihydrate crystals, as seen in a fresh preparation of synovial fluid, illustrate rectangular, rod-shaped, and rhomboid weakly positive birefringent crystals

2. Meniscal calcification is a important diagnostic feature of CPPD.

Treatment

1. NSAIDs 2. By intraarticular glucocorticoid injection

Rheumatology Flashcard List

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