17 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Abnormal Abdominal Ultrasound ... Chronic Chest Symptoms ... #Algorithm #Causes ... #Hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... workup for specific symptoms ... for secondary causes ... #Differential #diagnosis ... #hematology #eosinophilia
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... the optic nerve caused ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis ... #Algorithm
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and duration of symptoms ... within one hour or longer ... angioedema Other symptoms ... #rheumatology #
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential Diagnosis ... Algorithm Hodgkin ... pattern of spread, B symptoms ... Amy Chung, MD, MSc ... pathophysiology #Hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Algorithm Polycythemia ... an underlying cause ... Better call hematology ... #Algorithm #workup ... #hematology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... -60 minutes or longer ... #Joint #Pain #MSK ... #rheumatology # ... #differential #diagnosis
Trigger Finger - Stenosing flexor tendon tenosynovitis

There is a change in the slip between the tendon
The diagnosis is ... complemented with ultrasound ... Ultrasound can show ... tenosynovitis #msk ... #orthopedics #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Arthritis Differential Diagnosis ... constitutional symptoms ... weeks) Can Be Caused ... #Differential #Diagnosis ... #MSK #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... episcleritis as well as inner ... Presentation - Systemic Symptoms ... #rheumatology #