research Section 2: Single Best Answer Questions 51–120
The document tests knowledge and decision-making in hematology through multiple-choice questions.
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research Single Best Answers for Hematology Specialist Trainees
The document provides 70 multiple choice questions to improve haematology skills.
research Tumor Regression Predicts Higher Risk of Sentinel Node Involvement in Thin Cutaneous Melanomas
Shrinking skin cancer increases the chance of cancer in nearby lymph nodes.
research Graft-Versus-Host Disease: Comprehensive Overview by the American Academy of Dermatology
Graft-versus-host disease is a complication where donor immune cells attack the recipient's body, often affecting the skin, liver, and gastrointestinal tract.
research Enduring Sexual Dysfunction After Treatment With Antidepressants, 5α-Reductase Inhibitors, and Isotretinoin: 300 Cases
Antidepressants, 5α-reductase inhibitors, and isotretinoin can cause long-lasting sexual dysfunction.
research The Effect of a 1550 Nm Fractional Erbium-Glass Laser in Female Pattern Hair Loss
Laser treatment increases hair density and thickness safely in women with hair loss.
research Proposing a Simpler Classification of Telogen Effluvium
Alfredo Rebora suggested a new, easier way to classify hair loss in Telogen Effluvium, adding a type possibly related to autoimmune diseases.
research Fox Fordyce Disease in a Prepubertal Girl
A 10-year-old girl with Fox Fordyce disease improved with treatment, suggesting the disease can occur before puberty and might be underdiagnosed in young girls.
research Evaluation of Wavelength-Dependent Hair Growth Effects on Low-Level Laser Therapy: An Experimental Animal Study
The 830-nm wavelength was most effective at promoting hair growth in rats using low-level laser therapy.
research Isolation and Characterization of a Fetal-Maternal Microchimeric Stem Cell Population in Maternal Hair Follicles Long After Childbirth
Fetal-maternal stem cells in a mother's hair can help with tissue repair and regeneration long after childbirth.
research Geographic Tongue in Two Children with Nonpustular Psoriasis
Fox Fordyce disease might be more common in prepubertal girls than thought and can be managed with treatment.
research Photoacoustic Imaging as a Tool for Assessing Hair Follicular Organization
Photoacoustic imaging can accurately assess hair follicle density and orientation for hair transplant planning.
research Finasteride Inhibits Melanogenesis Through Regulation of the Adenylate Cyclase in Melanocytes and Melanoma Cells
Finasteride reduces melanin production, possibly treating hyperpigmentation and melanoma, but needs more safety research.
research Cutaneous Mastocytosis in Children: An Indian Experience
Fox Fordyce disease can occur in prepubertal girls and may be underdiagnosed.
research Hair Follicle Disruption Facilitates Pathogenesis to UVB-Induced Cutaneous Inflammation and Basal Cell Carcinoma Development in Ptch+/- Mice
Damaged hair follicles make mice more prone to skin inflammation and skin cancer after UV exposure.
research Results of Low-Level Laser Therapy in the Treatment of Hair Growth: An Egyptian Experience
Low-level laser therapy helps increase hair growth in female pattern hair loss but not in telogen effluvium.
research Effect of Intense Pulsed-Light Therapy on Hair Regrowth in C57BL/6J Mice Mediated by WNT/β-Catenin Signaling Pathway
Intense pulsed-light therapy helps mice grow hair by activating a specific growth pathway.
research Cell Death as an Architect of Adult Skin Stem Cell Niches
Cell death shapes skin stem cell environments, affecting inflammation, repair, and cancer.
research The Editor's Choice: Summary of Studies on Skin and Hair Conditions
UV radiation may cause DNA changes in skin, certain UVB therapy helps psoriasis, a new gene mutation is linked to mild piebaldism, different immune cells affect psoriasis, a drug promotes hair growth, and some cancer drugs could treat skin barrier issues.
research Low-Level Light Therapy and Hair Loss
Low-level light therapy is FDA-approved for male pattern hair loss, increases hair count and strength, and is considered safe for use.
research Laser-Assisted Hair Transplantation: Histologic Comparison Between Holmium:YAG and CO2 Lasers
The CO₂ laser is better for hair transplantation because it causes less damage than the Ho:YAG laser.
research The Possible Association of Female Pattern Hair Loss and Alteration in Serum Cholecalciferol Level
Low vitamin D levels can significantly contribute to hair loss, especially in women aged 35-45. Correcting these levels early may help prevent and treat this condition.
research Vitamin D Receptor: Molecular Signaling and Actions of Nutritional Ligands in Disease Prevention
Vitamin D receptor interacts with certain dietary components to help prevent diseases and regulate hair growth.
research Biology of Estrogens in Skin: Implications for Skin Aging
Estrogens can improve skin aging but carry risks; more research is needed on safer treatments.
research Pharmacologic Inhibition of JAK-STAT Signaling Promotes Hair Growth
Blocking JAK-STAT signaling can lead to hair growth.
research Efficacy and Safety of a Low-Level Laser Device in the Treatment of Male and Female Pattern Hair Loss: A Multicenter, Randomized, Sham Device-Controlled, Double-Blind Study
Laser device increases hair density, safe for treating hair loss in men and women.
research Effect of Estrogens on Skin Aging and the Potential Role of SERMs
Estrogens help reduce skin aging, and SERMs might offer similar benefits without the risks of hormone therapy.
research Aging of the Hair Follicle Pigmentation System
Hair grays due to oxidative stress and fewer functioning melanocytes.
research Human Hair Follicles Are an Extrarenal Source and a Nonhematopoietic Target of Erythropoietin
Human hair follicles produce and respond to erythropoietin, helping protect against stress.
research The Current Role of Laser and Light Sources in the Treatment of Male and Female Pattern Hair Loss
Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.