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Related Concept Videos

Stages of Infection01:26

Stages of Infection

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Stages of infection describe what happens to a susceptible host once a pathogen invades the human body. The stages of infection are incubation, prodromal, illness, stage of decline, and convalescence. The incubation stage is the period from exposure to a pathogen until symptoms start. The infected person is unaware of impending illness as the pathogens grow and multiply within the body. The duration may vary depending on the type of infection. The incubation period of measles averages ten to...
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Various sedation levels offer significant advantages in facilitating procedural interventions for patients undergoing medical or invasive surgical procedures. These levels span from anxiolysis to general anesthesia, providing a spectrum of sedative effects to cater to specific patient needs. Anxiolysis reduces anxiety and is achieved through minimal sedation, enabling patients to remain awake and responsive while feeling more at ease during the procedure. This level can benefit minor...
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Sleep progresses through distinct stages, each characterized by specific brain wave patterns and physiological responses ranging from wakefulness to stages of non-rapid eye movement, known as non-REM, to rapid eye movement, referred to as REM. Understanding these stages helps in recognizing how sleep supports various bodily and cognitive functions.
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Psychosexual Stages of Personality: Oral01:16

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The oral stage is the initial phase of Sigmund Freud's theory of psychosexual development, occurring from birth to approximately 12 to 18 months. During this period, the infant's mouth serves as the primary source of pleasure, with actions such as sucking, chewing, biting, and drinking playing a crucial role in reducing tension. These activities are essential not only for nourishment but also for the infant's psychological and emotional satisfaction.
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Psychosexual Stages of Personality: Anal01:26

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Sigmund Freud's theory of psychosexual development describes the anal stage as occurring between 18 months and three years of age. During this period, children derive pleasure from controlling and releasing their bowel movements. However, they quickly learn that societal expectations impose restrictions on when and where this can happen. This stage marks a critical point where children begin to develop a sense of control and mastery over their bodily functions, as well as their broader...
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Psychosexual Stages of Personality: Phallic01:12

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The third stage of psychosexual development proposed by Freud is the phallic stage, occurring between the ages of 3 and 6. During this period, children become aware of their bodies and the differences between males and females. The erogenous zone in this stage is the genitals, and conflicts arise as children develop desires toward the opposite-sex parent. Boys experience the Oedipus complex, where they desire their mother and view their father as a rival. This leads to castration anxiety, the...
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Related Experiment Video

Updated: Feb 3, 2026

Visualizing the Early Stages of Phagocytosis
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Treating early-stage myelofibrosis.

Francesca Palandri1, Elena Sabattini2, Margherita Maffioli3

  • 1"L. and A. Seràgnoli" Institute of Hematology, St. Orsola-Malpighi University Hospital , Via Massarenti, 9, 40138, Bologna, Italy. francesca.palandri@unibo.it.

Annals of Hematology
|October 22, 2018
PubMed
Summary
This summary is machine-generated.

Early-stage myelofibrosis (MF) patients may benefit from targeted therapies like Janus kinase inhibitors, offering symptom relief and potential disease stabilization. Further randomized studies are needed to confirm benefits versus risks.

Keywords:
Allogeneic stem cell transplantEarly myelofibrosisJanus kinase inhibitorsMyelofibrosis

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Area of Science:

  • Hematology
  • Oncology
  • Internal Medicine

Background:

  • Myelofibrosis (MF) is a serious Philadelphia chromosome-negative myeloproliferative neoplasm.
  • MF presents with bone marrow fibrosis, enlarged spleen, significant symptoms, and poor prognosis.
  • Current treatment guidelines stratify patients by risk, recommending stem cell transplant or drugs for high-risk disease and observation for low-risk MF.

Purpose of the Study:

  • To review current treatment options for early-stage myelofibrosis.
  • To evaluate the evidence supporting targeted therapies in less-advanced MF.
  • To explore the potential benefits of targeted therapies in earlier disease phases.

Main Methods:

  • Literature review of current treatment strategies for myelofibrosis.
  • Analysis of evidence for targeted therapies, including Janus kinase inhibitors.
  • Discussion of risk-adapted treatment approaches and observation strategies.

Main Results:

  • Targeted therapies, such as Janus kinase inhibitors, have shown clinical benefits in MF patients.
  • Benefits include reduced splenomegaly, symptom improvement, and potential stabilization of bone marrow fibrosis.
  • Reduction in JAK2 V617F allele burden has also been observed with targeted therapies.

Conclusions:

  • Targeted therapies may offer benefits to patients with early-stage myelofibrosis.
  • Further randomized studies are essential to assess the efficacy and safety of treating less-advanced MF.
  • Balancing potential benefits against adverse events is crucial when considering early treatment interventions.