11 results
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
age, however the disease ... signs and symptoms ... • Bicytopenia Treatment ... diagnosis #management #treatment ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Rebound effect from treatment ... • Infections: Chronic ... trauma, Acute pancreatitis ... Diagnosis #Algorithm #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Systemic lupus erythematosus ... systemic lupus erythematosus ... Treatment: • Corticosteroids ... Diagnosis #Management #Hematology ... #Rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... severity of the disease ... #dermatology #diagnosis
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Capitis - Skin Disease ... Examination: • Signs ... Prolactin, FSH, LH ... weight loss • Chronic ... Differential #Diagnosis #dermatology
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
present, symptoms, signs ... Splenomegaly Treatment ... • Treatment is ... von Willebrand disease ... #hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
common in Asia • HLA-B51 ... Arthritis, AS Treatment ... Recurrent and chronic ... diagnosis #management #signs ... #symptoms #rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... Physical Exam/Signs ... cells can indicate disease ... microglobulin Treatment ... workup #oncology #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... ischemia - Skin: erythematous ... systemic lupus erythematosus ... purpura: strong sign ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
atherosclerotic disease ... purpura: Strong sign ... ischemia • Skin: Erythematous ... Eosinophilia, asthma, chronic ... Differential #Diagnosis #Rheumatology