34 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... , abdominal pain ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... rheumatology #comparison #table
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... • Inflammatory disease ... Urethral stricture/valves ... /phimosis #Diagnosis ... GrepMed Recommended Text
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
will correctly diagnose ... a case, or the ... that any given case ... it has a narrow focus ... #Calculation #Table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... of renal disease ... ultrasound; MRA; abdominal ... #Differential #Diagnosis ... #Workup #table
Whipple Disease (Tropheryma whipplei) - Diagnosis and Management 

Caused by: Tropheryma whipplei

Symptoms and Signs:
1. Migratory poly/oligoarthralgia
Whipple Disease ... and Management ... Caused by: Tropheryma ... Abdominal pain; ... #management #criteria
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... • Sub-Valvular Disease ... • Stable Angina ... • Acute Coronary ... Kyphoscoliosis • Abdominal
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
and Management ... or metastatic disease ... ) w/ anorexia, abdominal ... A STIM test can ... ACTH STIM TEST:
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... with previously stable ... values. 3. ... Renal parenchymal disease ... Neurologic disorders
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
who test positive ... = incidence in acute ... how related two values ... but not on the causal ... #calculations #diagnosis
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome • Diagnosis ... irrigation • Management ... Torsemide) • Acute ... Kidney stones caused ... #Medications #Table