A 44-year-old woman presented to a plastic surgeon for liposuction of the abdomen, back, and flanks, a gluteal fat transfer, and a vertical pattern breast lift and small reduction. The patient had a medical history of significantly well-controlled hypertension for 4 years treated with hydrochlorothiazide and amlodipine. She had been pregnant four times and delivered six children with two sets of twins.
View Article and Find Full Text PDFArch Pathol Lab Med
November 2021
Context.—: Pathologic tumor size is significant in the treatment of breast carcinoma and is routinely measured on excision.
Objective.
Context.—: Mammographic screening has increased the incidence of ductal carcinoma in situ (DCIS), but this has not been accompanied by a decline in the incidence of invasive carcinoma (IC). Consequently, the surgical treatment of DCIS has recently been questioned, with some advocating only surveillance (with or without neoadjuvant endocrine therapy) after a core biopsy diagnosis of DCIS.
View Article and Find Full Text PDFBackground: The Bethesda System uses a two-tiered approach in the diagnosis of cervical squamous intraepithelial lesions (SILs). Occasionally, Papanicolaou (Pap) tests with evident low-grade SIL (LSIL) also have some features suggestive but not diagnostic of high-grade SIL (HSIL). This study reviews our experience with "Low-grade Squamous Intraepithelial Lesion, Cannot Exclude High-grade" (LSIL-H) and discusses the best approach to report such Paps if the LSIL-H interpretation is abandoned.
View Article and Find Full Text PDFObjectives: Differentiating squamous cell carcinoma from adenocarcinoma (ACA) in cytology specimens can be challenging. Recent literature showed p40 had higher specificity than p63 for this purpose.
Methods: We identified 190 cytology cases with p40 (polyclonal) and p63 (monoclonal clone 4A4) immunohistochemistry, including specimens from fine-needle aspirations (FNAs) and effusions.
The detection of primary anorectal melanoma on anal cytology is a rare and challenging diagnosis. We report a case where anorectal cytology showed isolated malignant cells with oval nuclei, prominent nucleoli, and elongated wispy cytoplasmic projections. There was no evidence of squamous dysplasia or melanin pigment identified.
View Article and Find Full Text PDFPatients with multifocal breast cancers (MBCs) have a poorer prognosis than patients with unifocal breast cancers. Studies have attributed this to tumor size underestimation in MBC. An alternative hypothesis is that some MBCs behave in a fashion analogous to the "satellite" and "in-transit metastasis" observed in melanoma and, thereby, are more clinically aggressive.
View Article and Find Full Text PDFPosttraumatic stress disorder (PTSD) and stressful life events are frequent and distressing problems for women living with HIV (WLWH). Studies have independently focused on the impact of these problems, but little work has examined the relationship between PTSD and stressful life events. Our cross-sectional study examined relationships between PTSD and recent stressful life events in WLWH.
View Article and Find Full Text PDFIntroduction: Inflammatory breast cancer (IBC) is an aggressive and rare cancer with a poor prognosis and a need for novel targeted therapeutic strategies. Preclinical IBC data showed strong activation of the phosphatidylinositide-3-kinase/mammalian target of rapamycin (mTOR) and Janus kinase (JAK)/signal transducer and activator of transcription (STAT) pathways, and expression of inflammatory cytokines and tumor-associated macrophages (TAMs).
Patients And Methods: Archival tumor tissue from 3 disease types (IBC treated with neoadjuvant chemotherapy [NAC], n = 45; invasive ductal carcinoma [IDC] treated with NAC [n = 24; 'treated IDC'; and untreated IDC [n = 27; 'untreated IDC']) was analyzed for the expression of biomarkers phospho-S6 (pS6) (mTOR), phospho-JAK2 (pJAK2), pSTAT3, interleukin (IL)-6, CD68 (monocytes, macrophages), and CD163 (TAMs).
Sentinel lymph node biopsy is the current standard procedure used to stage patients with breast cancer. The best histological method in evaluating sentinel nodes is highly debated among institutions and is thus not standardized. The optimal histological analysis is a balance between comprehensive evaluation of the sentinel nodes and cost effectiveness.
View Article and Find Full Text PDFMedallion-like dermal dendrocytoma is a benign cutaneous neoplasm that mimics dermatofibrosarcoma protuberans histologically. The distinction between these two entities is critical to prevent unnecessary wide excisions. Herein we describe an acquired MLDD in a 55-year-old female.
View Article and Find Full Text PDFWe tested the hypothesis that quiet eye the final fixation before the initiation of a movement in aiming tasks, is used to scale the movement's parameters. Two groups of 12 participants (N=24) threw darts to targets in the horizontal and vertical axes under conditions of higher (random) or lower (blocked) target variability. Supporting our predictions, random practice and target changes in the vertical axis led to longer quiet eye duration than did blocked practice and target changes in the horizontal axis.
View Article and Find Full Text PDFBackground: Dermatologists perform more cutaneous surgical procedures than any other medical specialists, including plastic surgeons, especially for treating skin cancers, but anecdotal evidence suggests that the public may not identify dermatologists as surgeons.
Objective: Our study was designed to assess the public's perception of expertise in surgery of the skin of three medical specialties: dermatology, plastic surgery, and general surgery. We also investigated whether the physician's specialty biases people when they assess the cosmetic appearance of a surgical scar.
Compact, glycan-restricted envelope (Env) glycoproteins are selected during heterosexual transmission of subtype C HIV-1. Donor and recipient glycoproteins (Envs) from six transmission pairs were evaluated for entry into HeLa cells expressing different levels of CD4 and CCR5. Donor and recipient Envs demonstrated efficient entry into cells expressing high levels of CD4 and CCR5, and entry declined as CCR5 levels decreased.
View Article and Find Full Text PDFIntroduction: Emergency medical services (EMS) personnel attrition is a serious concern. Two fundamental psychological constructs linked to attrition are organizational and occupational commitment.
Objective: To determine if there is a relationship between a paramedic's degree of occupational/organizational commitment and the following: (1) levels of education and (2) type of employment.
AIDS-associated, CCR5-tropic (R5) HIV-1 clones, isolated from a patient that never developed CXCR4-tropic HIV-1, replicate to a greater extent and cause greater cytopathic effects than R5 HIV-1 clones isolated before the onset of AIDS. Previously, we showed that HIV-1 Env substantially contributed to the enhanced replication of an AIDS clone. In order to determine if Nef makes a similar contribution, we cloned and phenotypically analyzed nef genes from a series of patient ACH142 derived R5 HIV-1 clones.
View Article and Find Full Text PDFJ Virol
February 2004
Lipid rafts are membrane microdomains that are functionally distinct from other membrane regions. We have shown that 10% of human immunodeficiency virus type 1 (HIV-1) Nef expressed in SupT1 cells is present in lipid rafts and that this represents virtually all of the membrane-associated Nef. To determine whether raft targeting, rather than simply membrane localization, has functional significance, we created a Nef fusion protein (LAT-Nef) containing the N-terminal 35 amino acids from LAT, a protein that is exclusively localized to rafts.
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