181 results
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Lymphadenopathy - Differential ... Lymphadenopathy #LAD #Differential ... Algorithm #Causes #Hematology ... #Oncology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
trigger - Direct skin ... 50% of patients Skin ... - Ice cube test ... , TempTest test ... Urticaria #diagnosis #rheumatology
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Hyperferritinemia Pearl: Diseases ... Still's disease ... Hyperferritinemia #Algorithm #Differential ... #Diagnosis #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... migrans • Lyme disease ... Sarcoidosis • Crohn's disease ... #rashes #differential ... #diagnosis #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... Inflammatory Conditions: Rheumatologic ... Vasculitides, IBD, Celiac disease ... Diagnosis #Algorithm #hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... - Differential ... Vasculitis: • Behcet Disease ... #dermatology #rheumatology ... #differential #
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... disorders • Celiac disease ... Non malignant hematologic ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Venous Thrombosis - Differential ... : - Behcet disease ... APLS:PLT ↓ HEMATOLOGIC ... Venous #Thrombosis #Differential ... Diagnosis #clots #hematology
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
most frequent skin ... appearing during the disease ... myelodysplastic #syndrome #differential ... #oncology #clinical ... #skin
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Arthralgia/arthritis, Skin ... fraction < 20% Differential ... autoinflammatory diseases ... management #treatment #rheumatology