Skip to main content

Advertisement

Table 3 Results of DECT scanning in patients with tophaceous gout

From: Dual-energy computed tomography has limited sensitivity for non-tophaceous gout: a comparison study with tophaceous gout

Patient Crystal-proven diagnosis MSU deposits evident by DECT Correlation of clinical and radiographic findings with DECT imaging for MSU deposits
Evidence for tophaceous disease Site of tophi DECT MSU deposit at site
12 No Yes Erosions on radiograph Left 1st MTP +
13 Yes Yes Surgical specimen Left wrist +
    Erosions on radiograph Right 2nd MTP +
14 No Yes Erosions on radiograph Right 1st MTP -
15 Yes Yes Palpable tophi Right olecranon bursa
Left olecranon bursa
+
+
    Erosions on radiograph Right 1st MTP +
16 Yes Yes Surgical specimen Right peroneus tendon -
17 Yes Yes Palpable tophi Dorsum right long finger PIP
Dorsum right little finger PIP
Upper extremity DECT not done
18 Yes Yes Erosions on radiograph Right carpus
Left ring finger PIP
-
-
19 No Yes Palpable tophi Right Olecranon bursa
Left olecranon bursa
Left ulnar styloid
Dorsum left ring finger MCP
Right thumb pad
Volar left little finger PIP
Right index fingertip pad
Right 1st MTP
Left 1st MTP
-
+
-
-
+
-
+
+
+
20 Yes Yes Palpable tophi Left thumb MP
Left little MCP
Left index PIP
Left long PIP radial aspect
Left ring PIP
Left little between PIP/DIP dorsal
Right index PIP
Right little DIP
Right long PIP
Dorsum left foot
Dorsolateral left ankle
Lateral left midfoot
Right 1st MTP
Right 2nd DIP (draining)
+
+
+
+
-
+
+
-
+
+
+
+
+
+
    Erosions on radiograph Right carpus
Right index PIP
Right little DIP
+
+
+
21 Yes Yes Surgical specimen Left 1st MTP +
    Erosions on radiograph Left 1st MTP +
    Palpable tophus Left 1st MTP +