59 results
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Clinically ... Relevant HES Variants ... disorders • Diagnosis ... #HES #Hematology ... #eosinophils #diagnosis
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... hemolytic-uremic syndrome ... crisis • Severe B12 ... #differential #diagnosis ... #hematology #hemolysis
Staphylococcal Scalded Skin Syndrome (SSSS)

A 5-year-old girl presents to the ED with a rash that started
Staphylococcal Scalded Skin Syndrome ... Scalded #Skin #Syndrome ... #SSSS #Clinical ... #Photo #Peds #Pediatrics ... #Dermatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential Diagnosis ... Megakaryopoiesis • B12 ... Non-lmmune: • HELLP Syndrome ... • TTP/HUS • ... Algorithm #Causes #Hematology
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
TTP/HUS indicates ... hemolytic uremic syndrome ... thrombocytopenia, Hematology ... 2012, p 193 #Diagnosis
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
- Differential Diagnosis ... Wiskott-Aldrich syndrome ... consumption • Vitamin B12 ... #Differential #Diagnosis ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
- Differential Diagnosis ... - Nutritional: B12 ... Microangiopathy: DIC, TTP, HUS ... antiphospholipid syndrome ... #Framework #hematology
Herpes Zoster Mandibularis - The lesions were scattered along the area that is innervated by the
A presumptive diagnosis ... #Clinical #Photo ... #Dermatology #Herpes ... Mandibularis #Rash #NEJM
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #hematology #rheumatology ... #nonpalpable #dermatology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
Clinical Syndrome ... : • Common Clinical ... polyarteritis nodosa (12% ... myeloid cells NEJM ... Autoinflammatory #Somatic #rheumatology