12 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... - Differential Diagnosis ... Algorithm Thrombocytopenia ... #Algorithm #Causes ... #Hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
of Factor IX Acquired ... Acute DIC - Septic shock ... Deficiencies #Summary #table ... #comparison #diagnosis ... #hematology #deficiency
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Algorithm Blood ... Metabolism Disorder - Acquired ... #Algorithm #Causes ... #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Algorithm Hereditary ... DAT (-) → G6PD Deficiency ... spherocytosis Acquired ... Recent travel/Fevers ... #Algorithm #causes
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... Algorithm DIFFUSE ... HairLoss #Alopecia #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... Bacteremia/Septic Shock ... Disease Complement Deficiency ... #Algorithm #Causes ... #Hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... Algorithm Pinpoint ... Red Flags: • Fever ... #Algorithm #Causes
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Spoon-shaped • Iron deficiency ... growth (e.g.. shock ... Systemic #Secondary #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... symptoms - Headache, fever ... , Hypotension, shock ... #rheumatology # ... comparison #table
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... Purtilo (XLP) Acquired ... Cellular immune deficiency ... Drugs, Unknown cause ... treatment #summary #rheumatology