Although the introduction of tyrosine kinase inhibitors (TKIs) has improved overall survival of patients with chronic myeloid leukemia (CML), about half of the patients eventually relapse after cessation of TKIs. In contrast, the remainder of the patients maintain molecular remission without TKIs, indicating that the patients’ immune system could control proliferation of TKI-resistant leukemic stem cells (LSCs). However, the precise mechanism of immunity against CML-LSCs is not fully understood. We have identified a novel immune target, CXorf48, expressed in LSCs of CML patients. Cytotoxic T cells (CTLs) induced by the epitope peptide derived from CXorf48 recognized CD34+CD38− cells obtained from the bone marrow of CML patients. We detected CXorf48-specific CTLs in the peripheral blood mononuclear cells from CML patients who have discontinued imatinib after maintaining complete molecular remission for more than 2 years. Significantly, the relapse rate of CXorf48-specific CTL-negative patients was 63.6%, compared to 0% in CXorf48-specific CTL-positive patients. These results indicate that CXorf48 could be a promising therapeutic target of LSCs for immunotherapy to obtain durable treatment-free remission in CML patients.
We performed a pilot study to assess the safety and efficacy of pulse therapy with terbinafine tablets in 66 patients with dermatophyte onychomycosis. One pulse consisted of oral terbinafine tablets (500 mg/day) given for 1 week followed by a 3-week interval. Topical 1% terbinafine cream was applied daily. The number of pulses was determined by the extent of improvement in the affected nails and by the patient's requests, up to a maximum of six pulses. Efficacy was assessed based on both clinical and mycological examinations 1 year after treatment initiation. We observed a complete cure in 51 patients (77.3%), marked improvement in five patients (7.6%), improvement in five patients (7.6%) and slight improvement in one patient (1.5%). Four patients (6.0%) showed no change. In the patients who were completely cured, the average number of pulses used was 3.7 +/- 1.4 pulses and the treatment duration was 3.3 +/- 1.6 months. Nine patients experienced adverse effects, consisting of gastrointestinal disturbance (eight patients) and drug-induced eruption (one patient). There were no abnormal findings in the laboratory tests, including liver function tests. In summary, terbinafine pulse therapy in combination with topical application of terbinafine cream appeared safe and effective in this pilot study.
Aims Early engagement in advance care planning (ACP) is recommended in heart failure (HF) management. We investigated the preferences of patients with HF regarding ACP and end‐of‐life (EOL) care, including their desired timing of ACP initiation. Methods and results Data were collected using a 92‐item questionnaire survey, which was directly distributed to hospitalized patients by dedicated physicians and nurses in a university hospital setting. One‐hundred eighty‐seven patients agreed to participate (response rate: 92.6%), and 171 completed the survey [valid response rate: 84.7%; men: 67.3%; median age: 73.0 (63.0–81.0) years]. Logistic regression analyses were conducted to identify the predictors of positive attitudes towards ACP. Most recognized ACP as important for their care (n = 127, 74.3%), 48.1% stated that ACP should be initiated after repeated HF hospitalizations in the past year, and 29.0% preferred ACP to begin during the first or second HF hospitalization. Only 21.7% of patients had previously engaged in ACP conversations during HF management. Positive attitudes towards ACP were associated with lower depressive symptoms [two‐item Patient Health Questionnaire; odds ratio (OR): 0.75, 95% confidence interval (CI): 0.61–0.92, P‐value: 0.006], marriage (OR: 2.53, 95% CI: 1.25–5.12, P‐value: 0.010), and a high educational level (OR: 2.66, 95% CI: 1.28–5.56, P‐value: 0.009), but not with severity of HF (represented by Seattle Heart Failure Model risk score). Regarding EOL care, while ‘Saying what one wants to tell loved ones’ (83.4%), ‘Dying a natural death’ (81.8%), and ‘Being able to stay at one's favorite place’ (75.6%) were the three most important factors for patients, preferences for ‘Receiving sufficient treatment’ (56.5%) and ‘Knowing what to expect about future condition’ (50.3%) were divergent. Conclusions Despite patients' preferences for ACP conversations, there was a discrepancy between preference and engagement in ACP among patients hospitalized for HF. Patients' preferences regarding EOL care may differ; physicians need to consider the appropriate ACP approach to align with patients' care goals.
A 4‐year and 8‐month‐old Chinese‐Japanese boy, who had been visiting Dalian, China frequently, developed multiple alopecia lesions 1 year previously. At his initial visit to our department, multiple patchy alopecia with black dots was observed in the parietal scalp area. Multiple erythematous macules were also seen on the face, nape and right dorsum of the hand. A diagnosis of tinea capitis and tinea corporis was obtained on the basis of potassium hydroxide (KOH) microscopic examination of hair and scales from the lesions. Colonies grown on Sabouraud cycloheximide‐chloramphenicol agar culture were examined using Fungi‐Tape and MycoPerm‐blue, and numerous microconidia and a small number of macroconidia were observed. Trichophyton violaceum was identified as the causative organism on the basis of colony morphology, microscopic morphology and molecular biology technique. As T. violaceum infection is not often seen in Japan, we suspected that the patient was infected by T. violaceum during his stay in Dalian. Conidia formation is rarely observed with T. violaceum, and only five cases with T. violaceum macroconidia formation have been reported in Japan (including this case). We also report the method for visualizing conidia formation of T. violaceum using Fungi‐tape and MycoPerm‐blue.
ObjectiveTo assess patient perspectives on secondary lifestyle modification and knowledge of ‘heart attack’ after percutaneous coronary intervention (PCI) for coronary artery disease (CAD).DesignObservational cross-sectional study.SettingA single university-based hospital centre in Japan.ParticipantsIn total, 236 consecutive patients with CAD who underwent PCI completed a questionnaire (age, 67.4±10.1 years; women, 14.8%; elective PCI, 75.4%). The survey questionnaire included questions related to confidence levels about (1) lifestyle modification at the time of discharge and (2) appropriate recognition of heart attack symptoms and reactions to these symptoms on a four-point Likert scale (1=not confident to 4=completely confident).Primary outcome measureThe primary outcome assessed was the patients’ confidence level regarding lifestyle modification and the recognition of heart attack symptoms.ResultsOverall, patients had a high level of confidence (confident or completely confident,>75%) about smoking cessation, alcohol restriction and medication adherence. However, they had a relatively low level of confidence (<50%) about the maintenance of blood pressure control, healthy diet, body weight and routine exercise (≥3 times/week). After adjustment, male sex (OR 3.61, 95% CI 1.11 to 11.8) and lower educational level (OR 3.25; 95% CI 1.70 to 6.23) were identified as factors associated with lower confidence levels. In terms of confidence in the recognition of heart attack, almost all respondents answered ‘yes’ to the item ‘I should go to the hospital as soon as possible when I have a heart attack’; however, only 28% of the responders were confident in their ability to distinguish between heart attack symptoms and other conditions.ConclusionsThere were substantial disparities in the confidence levels associated with lifestyle modification and recognition/response to heart attack. These gaps need to be studied further and disseminated to improve cardiovascular care.
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