87 results
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
• Zinc deficiency ... • Copper deficiency ... Diffuse #Focal #HairLoss ... #Alopecia #dermatology ... Diagnosis #Algorithm #causes
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... • Factor VIII Deficiency ... • Factor IX Deficiency ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • B12 Deficiency ... • Folate Deficiency ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... 80 fL) • Iron Deficiency ... • Folate Deficiency ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Myelodysplasia Nutritional deficiency ... Diagnosis #Algorithm #Causes ... #Hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
single factor deficiency ... Causes include : ... Pre-analytical cause ... aPTT #Prolonged #Causes ... #differential #hematology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
, Zinc deficiency ... , Copper deficiency ... Scaling, pustules, crusts ... Differential #Diagnosis #dermatology ... #Hairloss
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
blood loss (Fe deficiency ... Differential #Diagnosis #causes ... #Platelets #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Defects • G6PD deficiency ... • PK deficiency ... Diagnosis #Algorithm #Causes ... #Hematology
Topical Steroids Cheat Sheet

Dr. Steven Chen https://twitter.com/DrStevenTChen

#Topical #Steroids #CheatSheet #Dermatology #Tips #Management #Classes
Steroids #CheatSheet #Dermatology ... #Tips #Management ... #Classes