Related Experiment Video
Updated: Feb 22, 2026
09:14
Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model
Published on: June 18, 2021
2.9K
Intracranial hypotension: An uncommon entity with common presentation.
Vinay K Maurya1, R Ravikumar2, Mukul Bhatia1
1Associate Professor, Department of Radiodiagnosis, Armed Forces Medical College, Pune 411040, India.
Medical Journal, Armed Forces India
|September 20, 2017
Summary
Intracranial hypotension, a cause of secondary headaches, often goes undiagnosed due to poor awareness. Magnetic resonance imaging (MRI) is crucial for diagnosing this condition and identifying its underlying causes.
Area of Science:
- Neurology
- Radiology
- Medical Imaging
Background:
- Headache disorders are common neurological complaints.
- Secondary headaches have diverse etiologies, including intracranial hypotension.
- Intracranial hypotension diagnosis is frequently delayed due to low awareness and uncommon presentation.
Purpose of the Study:
- To highlight the magnetic resonance imaging (MRI) findings in intracranial hypotension.
- To illustrate MRI's role in diagnosing intracranial hypotension and its varied causes.
Main Methods:
- Case series approach.
- Review of MRI findings in three patients with intracranial hypotension.
- Correlation of imaging findings with clinical presentation and etiology.
Main Results:
- Demonstration of characteristic MRI features of intracranial hypotension.
- Identification of different underlying causes of intracranial hypotension through imaging.
- Highlighting the diagnostic utility of MRI in complex headache cases.
Conclusions:
- MRI is essential for diagnosing intracranial hypotension.
- Recognizing MRI patterns aids in identifying diverse etiologies of intracranial hypotension.
- Increased awareness of intracranial hypotension and its imaging findings is needed.
Related Concept Videos
01:30Alterations in Blood Pressure
2.3K
Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart...
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart...
2.3K
01:30Hypertension III: Clinical Manifestations and Diagnostic Studies
641
Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
641
01:24Blood Pressure Imbalances and Circulatory Shock
1.7K
Disorders affecting blood volume, vascular tone, or vascular function can disrupt vascular homeostasis, including conditions like hypertension, hemorrhage, and shock.
Blood Pressure: Hypertension and Hypotension
Normal blood pressure is 120/80 mm Hg. Elevated blood pressure is 120-129/under 80 mm Hg. Hypertension, warranting treatment at 130/80 mm Hg, is often asymptomatic and can lead to severe cardiovascular events, aneurysms, peripheral arterial disease, chronic renal disease, or cardiac...
Blood Pressure: Hypertension and Hypotension
Normal blood pressure is 120/80 mm Hg. Elevated blood pressure is 120-129/under 80 mm Hg. Hypertension, warranting treatment at 130/80 mm Hg, is often asymptomatic and can lead to severe cardiovascular events, aneurysms, peripheral arterial disease, chronic renal disease, or cardiac...
1.7K
01:17Measurement of Blood Pressure
3.5K
Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
3.5K
01:29Pulmonary Embolism I: Introduction
938
Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
938
01:15Hypoglycemia and Glucagon
1.1K
Without prolonged fasting, healthy individuals maintain blood glucose levels above 3.5 mM due to a well-adapted neuroendocrine counterregulatory system that effectively prevents acute hypoglycemia, a potentially life-threatening condition. The primary clinical scenarios for hypoglycemia encompass diabetes treatment, inappropriate production of endogenous insulin or insulin-like substances by tumors, and the use of glucose-lowering agents in non-diabetic individuals. Notably, hypoglycemia in the...
1.1K