16 results
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... as arrhythmias and ... be treated with IV ... #differential # ... potassium #nephrology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
plateletcount), peripheral blood ... smear, HIV/HCV ... testing - Lab ... (CVID, WAS), (neurologic ... Causes #Workup #hematology
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody Testing ... - Nuclear and Cytoplasmic ... body-like: - Neurologic ... #Patterns #differential ... #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... lesions • Severe pain ... test • Serology ... antineutrophil cytoplasmic
Antinuclear Antibody Testing Cytoplasmic Patterns
Reticular/AMA: 
 • PBC, SSc, PBC/SSc OS, PBC/SjS OS
 • AMA
Speckled:
 •
Cytoplasmic Patterns ... body-like: • Neurologic ... Rods/rings: • HCV ... #differential # ... diagnosis #rheumatology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Infection - Viral (HIV ... symptoms: - Muscle pain ... - Abdominal pain ... UA positive for blood
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Mycoplasma, EBV, HIV ... younger pts) Differential ... chills, flank pain ... hemolytic #anemia #hematology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Present (Uosm ≥100): Hypovolemia ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #differential ... #diagnosis #table
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... tests: HIV test ... low back pain) ... C serology testing ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... pulses, bruis, or blood ... Large Vessel: Blood ... Cryoglobulins • HIV ... #diagnosis #rheumatology