21 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Algorithm Relative ... Abnormal Abdominal Ultrasound ... #Algorithm #Causes ... #Hematology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... sliding/barcode sign ... pleura in severe cases ... #differential #diagnosis ... #ultrasound #findings
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... and Workup Algorithm ... life-threatening causes ... Pneumothorax • Pulmonary ... EKG • Bedside ultrasound
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... for secondary causes ... organ-specific signs ... #Differential #diagnosis ... #hematology #eosinophilia
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... With associated pulmonary ... #differential #diagnosis ... #algorithm #rheumatology
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
inspiration • Caused ... alveoli as seen in pulmonary ... Lung #Findings #Pulmonary ... #PhysicalExam # ... diagnosis #signs
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis ... #Algorithm
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Infarction and Pulmonary ... associated with rheumatologic ... life-threatening causes ... Pericarditis #Symptoms #Signs ... comparison #Table #Diagnosis
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Polycythemia Differential Diagnosis ... Algorithm Elevated ... Polycythemia - Acquired Causes ... Hypoxia-driven: Cardiac/pulmonary ... #Algorithm #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Algorithm Pinpoint ... • Abdominal ultrasound ... #Algorithm #Causes ... #dermatology #physicalexam