11 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... HIT) result is positive ... with a peripheral cause ... with a central cause ... #Diagnosis #PhysicalExam
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... Renal ultrasound, Tests ... conditions (supine position ... #Differential #Diagnosis ... #Workup #table
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Induced Lupus vs ... • Immunologic Workup ... Discontinuation of causal ... sle #comparison #table ... #rheumatology #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... deficiency Work ... Fecal occult blood test ... #Algorithm #Causes ... #dermatology #physicalexam
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Algorithm Polycythemia ... an underlying cause ... about secondary causes ... Best to have an ... #Algorithm #workup
Dix-Hallpike Maneuver for the Diagnosis of BPPV (Animated)

The Dix–Hallpike test (Nylen Barany test) is a diagnostic
Maneuver for the Diagnosis ... of BPPV (Animated ... But in undefined cases ... patient in supine position ... #PhysicalExam
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Celiac Disease - Diagnosis ... Algorithm IgA ... As do pts with DM1 ... -A positive test ... #workup
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... /flaccid limbs vs ... Casey Albin MD @ ... caseyalbin #PhysicalExam ... neurology #comatose #diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... reabsorption) Workup ... Cortisol+ACTH stim test ... only if no clear cause ... Elimination (see Table
Unicentric Castleman Disease (UCD) vs Multicentric Castleman Disease (MCD) - Comparison Table

Unicentric Castleman Disease (UCD):
 •
Disease (UCD) vs ... ) - Comparison Table ... especially in HIV-positive ... biopsy, blood tests ... Variable; depends on cause