30 results
Nail Disorders - Primary and Systemic Causes - Differential Diagnosis Algorithm

#NailDisorders #Primary #Secondary #Systemic #dermatology #Differential
Nail Disorders - ... Primary and Systemic ... Algorithm #NailDisorders ... #Systemic #dermatology ... #Differential #
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Primary Dermatologic ... Nail Disorders ... - Differential Diagnosis ... Dermatomyositis #NailDisorders ... #Primary #dermatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Framework for Hemolysis ... usually IgM) (e.g. primary ... lymphoproliferative disorders ... Extravascular #Causes #differential ... #diagnosis #hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Urobilinogen • + urinary ... #Hemolytic #Anemia ... #Algorithm #Differential ... Causes #Workup #Hematology
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Skin Ulcers - Differential ... Painless: • Primary ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... iron deficiency, hemolysis ... Chronic inflammatory disorders ... Post-splenectomy Primary ... Diagnosis #Causes #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Volume (MCV) - Differential ... Reticulocytosis • Primary ... Bleed • Hemolysis ... Microangiopathic Hemolytic ... Algorithm #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Consider RBC membrane disorder ... #Anemia #Differential ... Algorithm #workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... /Quantity: • Primary ... DIC/TTP/HUS - Hemolytic ... Vasculopathy #Purpura #Differential ... #nonpalpable #dermatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
15% of AIHA Primary ... lymphoproliferative disorder ... infection, autoimmune disorder ... younger pts) Differential ... #anemia #hematology