Results 51 to 60 of about 4,980 (206)

Pellagra From Tryptophan Depletion in Carcinoid Syndrome due to a Pulmonary Atypical Carcinoid Neuroendocrine Tumor

Clinical Case Reports, Volume 14, Issue 4, April 2026.
ABSTRACT Pellagra may complicate functioning pulmonary atypical carcinoid and present as a subtle acral dermatosis rather than the classical photo‐distributed rash. In neuroendocrine tumor patients with chronic diarrhea and new skin changes, clinicians should suspect niacin deficiency and consider empiric nicotinamide, even when niacin assays are ...
Ahmar Iftikhar Talib, Cora Marks, Sheikh Saleem   +2 more
wiley   +1 more source

Clinical and Immunologic Investigations in Patients With Stiff-Person Spectrum Disorder [PDF]

, 2016
Importance: Symptoms of stiff-person syndrome (SPS), stiff-limb syndrome (SLS), or progressive encephalomyelitis with rigidity, myoclonus, or other symptoms (SPS-plus) can occur with several autoantibodies, but the relative frequency of each antibody ...
Ariño, H, Blanco, Y, Dalmau, J, Graus, F, Harvey, RJ, Iizuka, T, Lancaster, E, Martinez-Hernandez, E, McKeon, A, Petit-Pedrol, M, Planagumà, J, Saiz, A, Simabukuro, MM, Titulaer, MJ   +13 more
core   +2 more sources

The Constellation of Risk Factors and Paraneoplastic Syndromes in Cholangiocarcinoma: Integrating the Endocrine Panel Amid Tumour-Related Biology (A Narrative Review)

Biology
Cholangiocarcinomas (CCAs), a heterogeneous group of challenging malignant tumours which originate from the biliary epithelium, are associated with an alarming increasing incidence during recent decades that varies between different regions of the globe.
Mihai-Lucian Ciobica, Bianca-Andreea Sandulescu, Liana-Maria Chicea, Mihaela Iordache, Maria-Laura Groseanu, Mara Carsote, Claudiu Nistor, Ana-Maria Radu   +7 more
doaj   +1 more source

Diffuse and Prolonged Bone Pain Revealing Tumor‐Induced Osteomalacia: A Case Report

Clinical Case Reports, Volume 14, Issue 4, April 2026.
ABSTRACT Tumor‐induced osteomalacia should be considered in patients with unexplained bone pain and fractures. Advanced imaging, such as Ga68‐DOTATATE PET/CT, enables precise tumor localization, and surgical excision can rapidly normalize phosphate metabolism and resolve symptoms, underscoring the importance of early diagnosis and intervention.
Rahman Amraei, Amirmohammad Karimi, Samad Nazarpoor, Saeed Choobkar   +3 more
wiley   +1 more source

Ektopično lučenje ACTH udruženo s hiperamilazemijom u bolesnika s karcinomom pluća malih stanica: prikaz slučaja [PDF]

, 2015
Histologically confirmed small cell lung cancer associated with Cushing’s syndrome and elevated amylase is rarely described in the literature. We present a case of a 63-year-old patient admitted to cardiology department due to shortness of breath ...
Bojan Djokić, Dragana Bubanja, Ivan Bubanja, Ivan Čekerevac, Ljiljana Novković, Marina Petrović, Vesna Stanković, Vladimir Jurišić   +7 more
core   +1 more source

Mid-gut ACTH-secreting neuroendocrine tumor unmasked with (18)F-dihydroxyphenylalanine-positron emission tomography. [PDF]

, 2015
Ectopic ACTH Cushing's syndrome (EAS) is often caused by neuroendocrine tumors (NETs) of lungs, pancreas, thymus, and other less frequent locations. Localizing the source of ACTH can be challenging.
Boubaker, A., Ducry, J., Gomez, F., Matter, M., Monti, M., Pitteloud, N., Portmann, L., Prior, J.O., Pu, Y.   +8 more
core   +1 more source

Claustrum Sign in Hashimoto Encephalopathy Presenting With New Onset Refractory Status Epilepticus (NORSE): First Report of a Rare Phenotype

Clinical Case Reports, Volume 14, Issue 4, April 2026.
ABSTRACT The presence of the bilateral claustrum sign in new‐onset refractory status epilepticus (NORSE) should prompt consideration of Hashimoto's encephalopathy, even without thyroid dysfunction. Early recognition and corticosteroid therapy can be lifesaving, emphasizing an autoimmune‐inflammatory mechanism underlying this rare presentation.
Zahra‐Sadat Mirian, Mohammad Amin Najafi, Alireza Anjam Majoumerd, Ali Khoshnevisan, Mohammad Reza Najafi   +4 more
wiley   +1 more source

Cutaneous paraneoplastic syndromes. Dermatological manifestations associated with malignancies

Journal of Education, Health and Sport
Introduction and purpose: Paraneoplastic syndromes (PS) are conditions associated with malignant tumours whose mechanism of onset is not fully understood.
Paulina Polańska, Marta Gruszka, Martyna Zakrocka, Maria Kubicka   +3 more
doaj   +1 more source

Paraneoplastic sclerodermiform syndrome--case report. [PDF]

, 2014
Occasionally, auto-immune diseases may emerge as paraneoplastic syndromes. This is especially recognized in the case of polymyositis/dermatomyostis, but it is an extremely rare event in systemic sclerosis (SSc).
Abreu, P, Coutinho, M, Inês, L, Pereira da Silva, JA, Rovisco, J, Santiago, T, Serra, S   +6 more
core  

Persistent Hypocalcemia in an Anaplastic Thyroid Carcinoma Patient Without Prior Surgery or Radiotherapy: A Case Report

Clinical Case Reports, Volume 14, Issue 4, April 2026.
Persistent hypocalcemia occurred in a patient with advanced anaplastic thyroid carcinoma without prior surgery or radiotherapy. Multifactorial causes—including vitamin D deficiency, hypomagnesemia, and possible parathyroid dysfunction—led to refractory hypocalcemia, highlighting the importance of early recognition and supportive palliative care ...
Nusaiba Jasmin, A. K. M. Motiur Rahman Bhuiyan, Afroja Alam, Mostofa Kamal Chowdhury   +3 more
wiley   +1 more source