14 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... Prosthetic Heart Valve ... #Causes #Hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... values: WBC >100k ... , + lab signs of ... values: Elevated ... diagnosis #management #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... : • Behçet Syndrome ... - Recurrent oral ... • Cogan Syndrome ... retinopathy Lab
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
sedimentation rate + Normal ... ANCA-associated vasculitis ... • Mesenteric vasculitis ... Cytopenias • Cardiac valve ... flares • CRP normal
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Infection - Vasculitis ... #Causes #dermatology ... #physicalexam
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Ocular examination Labs ... ) • Cutaneous vasculitis ... Nephrogenic DI Hematologic ... : 2% Systemic Vasculitis ... Adenocarcinoma Treatment
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
• Drugs: - Oral ... • Nephrotic Syndrome ... from prosthetic valves ... 19 - PNH - Vasculitis ... pathophysiology #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
and petechiae Causes ... (MDS) (normal or ... aplastic anemia) Labs ... aplastic anemia Treatment ... Anemia #oncology #hematology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... breath sounds • Rales ... CXR upright or lat ... - Switch to oral ... Diagnosis: • Vasculitis
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Vascular Causes ... vein: Budd-chiari syndrome ... - If both are normal ... #hepatology