29 results
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Abnormal Coagulation Tests ... APTT #Laboratory #Hematology ... #Diagnosis #Workup
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Differential #Causes #Workup ... #Hematology #Diagnosis ... GrepMed Recommended Text
Approach to the Hypercoagulable State
Arterial thromboembolism
→ Cardiac rhythm monitoring, Echocardiogram, Vascular imaging
→ Test for APS, particularly
Vascular imaging → Test ... - No other workup ... Hypercoagulable #Workup ... #hematology #diagnosis ... #algorithm #hematology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... (to support a diagnosis ... Arthritis #laboratory #workup ... #diagnosis #testing ... #Rheumatology
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
Macro-ovalocyte, Ringed ... Microscopy #Pathology #Hematology ... #Diagnosis #Dyspmorphic ... GrepMed Recommended Text
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... disease - Renal ultrasound ... Duplex Doppler ultrasound ... #Differential #Diagnosis ... Causes #Screening #Workup
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
within one hour or longer ... Disorientation, vertigo Diagnostic ... test, TempTest ... Cold #Urticaria #diagnosis ... #rheumatology #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... K), H. pylori test ... #Causes #Workup ... #hematology
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... meds, Consider diagnostic ... hydrogen breath test ... Abdominal imaging (CT, ultrasound ... Chronic #Diarrhea #Workup
Eichhoff's Test in de Quervain's Tenosynovitis

1) Patient makes a fist with fingers wrapped around the thumb
2)
Eichhoff's Test ... makes a fist with fingers ... Positive test = ... #sports #msk #orthopedics ... #rheumatology #