18 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
abnormal) in nearly all ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing ... #HIT #HINTS
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... /HCV testing - ... not required in all ... #Differential #Diagnosis ... #hematology
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... Testing - Nuclear ... #Antibody #Testing ... #differential #diagnosis ... #rheumatology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... , Renin-secreting ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Differential Diagnosis ... , usually with hot ... out” of part or all ... Caused by decreased ... Ocular causes -
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Antinuclear Antibody ... Testing - Nuclear ... #Antibody #Testing ... #differential #diagnosis ... #rheumatology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
If present, it should ... from other causes ... suggests extra-renal causes ... #Hypokalemia #diagnosis ... differential #potassium #nephrology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
pulmonary emboli, and ocular ... thrombi including retinal ... cryoglobulins • Negative causes ... • TTP, HUS and HIT ... #rheumatology #
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... erythematosus (SLE) - Antinuclear ... Additional tests: HIV ... (to support a diagnosis ... #testing #Rheumatology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... It is generally ... typically warrants retesting ... ophthalmology #physicalexam ... #neurology