Vulva and Vagina
Fig. 30.1. Lichen simplex chronicus . Acanthosis, hyperkeratosis, and chronic inflammation in the dermis are typical features. ♦ Hyperkeratosis, parakeratosis, and hypergranulosis may be present ♦ Surface erosion…
Fig. 30.1. Lichen simplex chronicus . Acanthosis, hyperkeratosis, and chronic inflammation in the dermis are typical features. ♦ Hyperkeratosis, parakeratosis, and hypergranulosis may be present ♦ Surface erosion…
Fig. 6.1. (A) Staphylococcus aureus in gram-stained smear of purulent exudate, (B) Botryomycotic abscess (H&E). Special Stains ♦ Staphylococci are 0.5–1.0 μm gram-positive spherical to “kidney bean”-shaped cocci with a…
Fig. 2.1. Polymer-based detection system, providing amplification of the signal, with low background and excellent reproducibility. ♦ The “primary” antibody binds to the test antigen in the tissue section;…
Fig. 32.1. Ovarian serous surface inclusion lined by a flattened serous epithelium. Serous surface inclusions lack associated granulosa cells or luteinized stromal cells. Follicular Cyst Clinical ♦ Follicular cysts…
Fig. 17.1. Chronic myelogenous leukemia. Peripheral blood smear with increased granulocytes with left shift, including increased basophils. Definition ♦ MPN associated with the BCR/ABL1 gene fusion of marrow stem cells,…
Markers Tumors Staining pattern Comments/potential pitfalls MDM2/ CDK4 Well-differentiated liposarcoma Dedifferentiated liposarcoma Intimal sarcoma Nuclear 10% of well-dedifferentiated liposarcomas are negative by IHC and may need FISH for MDM2 amplification…
Fig. 19.1. Acute spongiotic dermatitis with spongiotic microvesicles. • In acute spongiotic dermatitis, the epidermis retains its normal “basket-weave” stratum corneum. The epidermis also has pale keratinocytes and spongiosis with…