12 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Drugs (antibiotics e.g ... Sarcoidosis or Lofgren's syndrome ... #Differential # ... Diagnosis #Dermatology ... #SkinRash
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Diagnosis Algorithm ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Chronic inflammatory disorders ... (e.g. autoimmune ... Myelodysplastic syndrome ... #Diagnosis #Causes ... #hematology #secondary
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Volume (MCV) - Differential ... Diagnosis Algorithm ... HgbE, HgbC, etc. ... Microcytic #Anemia #Macrocytosis ... #Causes #Hematology
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Diagnosis Algorithm ... sclerosis (white "ash ... McCune Albright syndrome ... #skin #dermatology ... #causes
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... lymphoproliferative disorders ... #differential # ... diagnosis #hematology
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
Diagnosis Framework ... Eosinophilic GI Disorders ... cell activation syndrome ... • Mastocytosis ... #Diagnosis #hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Systemic #Secondary #dermatology ... #Differential # ... Diagnosis #Algorithm ... #causes
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... Diagnosis Neonate ... , eg, cyclic neutropenia ... #diagnosis #causes ... #hematology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Rare Disorder: ... - Rash: multiple ... Causes: - Idiopathic ... #diagnosis #dermatology ... #oncology