19 results
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... on an object (like ... following a finger) • Test ... neurology #bppv #comparison ... #table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... Renal ultrasound, Tests ... CT, Bilateral selective ... sodium loading test ... Screening #Workup #table
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Differential Diagnosis Algorithm ... • Vanishing Testes ... Functional (e.g. eating ... #Causes #OBGyn
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
4th decades of life ... Causes and clinical ... - Ice cube test ... #rheumatology #comparison ... #table
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... Case Control ( ... probability of getting ... increase power) Selection ... but not on the causal
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Fluid Tolerance Testing ... Central Venous Line ... BIOREACTANCE/NICOM: Detection ... cardiac output causes ... #criticalcare #comparison
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Allergen-specific lgE causes ... dermatitis, Tuberculin test ... , Graft rejection ... classification #comparison
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
GHRH release, central ... glucose suppression test ... • Pituitary testing ... Management: • 1st line ... or refractory cases
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
malignant, pediatric cases ... 5th decades of life ... resistance, impaired fasting ... - First, a non-selective ... and control of
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
tourniquet / IVF line ... Cortisol+ACTH stim test ... only if no clear cause ... Elimination (see Table ... Ca-gluconate or 1g CaCl- (central