17 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... K), H. pylori test ... (CVID, WAS), (neurologic ... #hematology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Brucellosis - Viruses: HIV ... Seronegative Reactive Syndrome ... Effusions: - Hematologic ... #diagnosis #msk
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... • Hepatitis B serology ... : HIV test, a rubella ... Arthritis #laboratory #workup ... diagnosis #testing #Rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
e.g., congenital hip ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup ... #differential #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Positive pathergy test ... is a skin prick test ... Behcet disease) Differential ... signs #symptoms #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
- SLE Neurologic ... Heberden's nodes (DIP ... Bouchard's nodes (PIP ... #joint #pain #differential ... #diagnosis #rheumatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Better call hematology ... you’ll do a good workup ... Best to have an ... #hematology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... zoster virus ○ HIV
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... ITP - APLS - HIT ... deficiency Work ... Fecal occult blood test ... • Serology for
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
adults in the west ... Agent Orange or Hep ... • Richter’s Syndrome ... Leukemia #diagnosis #workup ... #oncology #hematology