Evaluation of Diagnostic Tests in the Differential Diagnosis of Primary Aldosteronism: Unilateral Adenoma Versus Bilateral Micronodular Hyperplasia

1993 ◽  
Vol 150 (5 Part 1) ◽  
pp. 1365-1368 ◽  
Author(s):  
Philip E. Gleason ◽  
Myron H. Weinberger ◽  
J. Howard Pratt ◽  
Richard Bihrle ◽  
Jim dugan ◽  
...  
2019 ◽  
Vol 21 (4) ◽  
pp. 109-113
Author(s):  
Ivan I. Sitkin ◽  
◽  
Natalia Yu. Romanova ◽  
Nadezhda M. Platonova ◽  
Natalya V. Molashenko ◽  
...  

Author(s):  
Bridget Atkins

Lung infiltrates in immunocompromised patients have a broad differential diagnosis. Assessment should include considering host risk factors, the clinical presentation, and imaging. Cross-sectional imaging is very helpful and lower respiratory tract samples should be obtained where possible. Laboratory diagnostic tests should be performed but most have low sensitivity and specificity. The differential diagnosis includes non-infective and infective cause. Effective patient management requires good supportive therapy if in respiratory failure, prompt diagnostics, early empiric antimicrobial treatment, and management of the underlying immunosuppression.


Author(s):  
Andrea C. Adams

The neurologic examination is the most important part of the evaluation of a patient who has neurologic symptoms or disease. The information obtained from the history and physical examination is needed to generate a differential diagnosis, to select the appropriate diagnostic tests, and to initiate appropriate therapy.


2020 ◽  
Vol 41 (6) ◽  
pp. S22-S25 ◽  
Author(s):  
Michael E. Manning

Hereditary angioedema is a rare, autosomal dominant genetic disorder that leads to sporadic episodes of swelling, which can affect any part of the body. With a prevalence of 1 in 10,000 to 1 in 50,000, there are other, more common causes of angioedema. Differentiating between bradykinin-mediated and histamine-mediated causes of swelling remains a major challenge. It is critical to develop an appropriate differential diagnosis, work through the various conditions, and obtain the pertinent laboratory evaluation to rule in or out the proposed diagnosis. As an autosomal dominant genetic disorder, there is a 50% chance with each pregnancy of passing on the genetic mutation in the SERPING1 gene. This review addressed the differential diagnosis to consider, the appropriate laboratory evaluation, and the importance of family screening.


1996 ◽  
Vol 35 (12) ◽  
pp. 919-921 ◽  
Author(s):  
Mitsuhide NARUSE ◽  
Hiroshi DEMURA ◽  
Kiyoko NARUSE ◽  
Akiyo TANABE ◽  
TOSHIROU Seki ◽  
...  

Author(s):  
Dirk Bäumer

Seizures are transient neurological events caused by abnormal excessive or synchronous neuronal activity in the brain. This can arise from a localized brain region, causing focal seizures, or simultaneously from both hemispheres, leading to generalized seizures. Epilepsy is the tendency to develop recurrent seizures and is usually diagnosed after two or more unprovoked seizures. This chapter covers simple partial seizures (sometimes called aura), complex partial seizures, and focal (or partial) seizures, their differential diagnosis, context, approach to diagnosis, key diagnostic tests, therapy, and prognosis, as well as dealing with uncertainty in a diagnosis.


Author(s):  
Satish Keshav ◽  
Alexandra Kent

Acute abdominal pain is pain which is below the chest and above the pelvic brim and which has been present for ≤4 weeks. However, typically, patients present within hours of the onset of pain. The differential diagnosis does not differ much in primary and secondary care, although patients in hospital are probably more likely to be prone to iatrogenic illnesses such as pancreatitis, intestinal ischaemia, and Clostridium difficile-associated colitis. This chapter covers the approach to diagnosis, key diagnostic tests, therapies, prognosis, and dealing with uncertainty.


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