| •ª—Þ‚P | •ª—Þ‚Q | •ª—Þ‚R | Ž¾Š³–¼ |
fig |
|---|
| •ª—Þ‚P |
•ª—Þ‚Q |
•ª—Þ‚R |
Ž¾Š³–¼ |
|
| palisaded |
mucin |
|
granuloma annulare |
 |
| palisaded |
degenerated collagen early thickend bundles late |
|
necrobiosis lipoidica |
|
| palisaded |
fibrin |
|
rheumatoid nodule |
|
| palisaded |
urate |
|
gout |
|
| sarcoidal |
interface,lichenoid |
few foci in dermal papillae |
lichen nitidus |
 |
| sarcoidal |
interface,lichenoid |
periadnexal infiltrate, necrotic epidermal keratinocyte |
lichen striatus |
|
| sarcoidal |
interface,lichenoid |
many foci in papillary dermis no epidermal change |
sarcoidosis |
 |
| sarcoidal |
dermal/subcutaneous |
no forein body""naked tubercle"" |
sarcoidosis crohn's disease Melkerson-Rosenthal syndrome |
|
| sarcoidal |
dermal/subcutaneous |
foreign body polarizable |
sillica granuloma |
|
| sarcoidal |
dermal/subcutaneous |
foreign body nonpolarizable |
tattoo material,eg.mercury,cobalt |
|
| sarcoidal |
perifollicular |
|
rosacea,granulomatous |
 |
| sarcoidal |
perineural |
|
leprosy |
|
| tuberculoid |
verrucous,hyperkeratotic |
|
tuberculosis(primary cutaneous) |
 |
| tuberculoid |
necrosis slight to moderate |
|
tuberculosis(lupus vulgaris) |
|
| tuberculoid |
necrosis severe |
|
tubrrculosis(scrofuloderma, Miliary) |
|