12 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... thrombocytopenic purpura ... . primary cold agglutin ... #Causes #differential ... #diagnosis #hematology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... of primary or secondary ... vasculiitis. 2) When cutaneous ... #Dermatology #Rash ... Palpable #Algorithm #Differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Syndrome (CAS): ... presentation) • Cutaneous ... Diagnosis: • hemolytic ... #disease #hemolytic ... #anemia #hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Leukocytoclastic Vasculitis Secondary ... Petechiae, Palpable purpura ... Vasculitis: • Behcet Disease ... • Cogan syndrome ... #dermatology #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... DIC/TTP/HUS - Hemolytic ... Diagnosis #hematology ... #nonpalpable #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... reticularis Differential ... • Goodpasture syndrome ... vasculitis #Dermatologic ... Polyangiitis #GPA #dermatology
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Diagnosis Algorithm ... Tanning • Adverse cutaneous ... • Addison's disease ... McCune Albright syndrome ... #dermatology #Differential
Skin Hyperpigmentation - Differential Diagnosis Algorithm
Diffuse:
 • Tanning
 • Adverse cutaneous drug eruption
 • Addison's disease
Diffuse: • Tanning ... • Adverse cutaneous ... • Addison's disease ... McCune Albright syndrome ... #dermatology #Differential
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
and Focal) Differential ... Diagnosis Algorithm ... • Loose anagen syndrome ... to Skin Disease ... HairLoss #Alopecia #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Diagnosis Framework ... SAPHO syndrome ( ... Secondary syphilis ... #Diagnosis #Dermatology