Methotrexate (MTX) is a folate inhibitor drug used to treat rheu-
matologic diseases and, at higher doses, as antineoplastic medica-
tion.

Numerous studies have explored the possibility of an association
between breast implants and systemic symptoms potentially linked
to exposure to silicone. Some studies show no direct association
whereas others provide insufficient scientific evidence to prove or
disprove an association.

1. Abstract Respiratory infection due to COVID-19 has been associated with thrombotic events such as deep vein thrombosis, pulmonary embolism, and, to a lesser extent, arterial thrombosis. Cases of acute aortic occlusion in COVID-19 patients have been previously described in the literature. A

1. Introduction
Cardiogenic shock (CS) is a devastating syndrome with heterogenous etiology ranging from intrinsic acute or chronic myocardial damage to pericardial diseases, arrhythmias or conduction abnormalities and valvular heart disease [1].

1. Introduction
Cardiogenic shock (CS) is a devastating syndrome with heterogenous etiology ranging from intrinsic acute or chronic myocardial damage to pericardial diseases, arrhythmias or conduction abnormalities and valvular heart disease [1].

1. Introduction
A human is not only a purely biological construct but also containsa substrate of biochemical, bioelectronic, computer and cybernetic
processes, which are responsible for shaping the psychobiological processes of a human.

1. Abstract
1.1. Introduction
Bone marrow fibrosis is seen in a number of conditions like hematological malignancies, non malignant conditions like infections,
autoimmune disorders, drugs, end stage renal disease etc.

1. Abstract
Anaplastic Lymphoma Kinase-Tyrosine Kinase Inhibitors (ALK TKIs) are highly effective in treating ALK-positive patients with
advanced non-small cell lung cancer (NSCLC). However.

1. Introduction
Nodular fasciitis (NF) is a rare reactive benign, rapidly growing le sions of myofibroblastic origin that mimics fibrosarcoma, “a sheep in a wolf’s skin”. Usually it affects subcutaneous tissue.

1. Abstract
This study investigated the awareness of Saudi women regarding COVID-19 vaccination impacts on their menstrual cycle.