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Psychological causes can include an anxiety disorder, depression, panic disorder, or bipolar disorder. A sense of impending doom often precedes or accompanies a panic attack. Physiological causes could include a pheochromocytoma, heart attack, blood transfusion, anaphylaxis, [1] or use of some psychoactive substances. [2]
“The infection might only be in one part of the body and not affect the core temperature enough to cause a fever,” Cohan says. “Other things, like how sensitive each person is to temperature ...
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c) Remittent fever d) Intermittent fever e) Undulant fever f) Relapsing fever. Intermittent fever is a type or pattern of fever in which there is an interval where temperature is elevated for several hours followed by an interval when temperature drops back to normal. [1] This type of fever usually occurs during the course of an infectious ...
Shivering can also be a response to fever, as a person may feel cold. During fever, the hypothalamic set point for temperature is raised. The increased set point causes the body temperature to rise , but also makes the patient feel cold until the new set point is reached. Severe chills with violent shivering are called rigors. Rigors occur ...
Fever is the most common presenting symptom in sepsis, but fever may be absent in some people such as the elderly or those who are immunocompromised. [20] The drop in blood pressure seen in sepsis can cause lightheadedness and is part of the criteria for septic shock. [21]
Nothing should ever be placed in the child's mouth during a convulsion. These objects can obstruct the child's airway and make breathing difficult. [25] Seek immediate medical attention if this is the child's first febrile seizure and take the child to the doctor once the seizure has ended to check for the cause of the fever.
Febrile neutropenia or neutropenic fever is a defined as a single oral temperature value of ≥ 38.3 C (101 F) or a temperature ≥ 38 C (100.4 F) for ≥ 1 hour, with an absolute neutrophil count (ANC) < 1500 cell/microliter. [1] In case of severe neutropenia, the ANC is < 500 cell/microliter. [1]