13 results
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Nodosum: In this case ... Nodosum has occured ... Streptococcal infection ... Images #Clinical #Dermatology ... #UCSDH
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
virus mediated infection ... vessicles in this case ... Patient also has ... Images #Clinical #Photo ... #Dermatology #SkinRash
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Non-lmmune: • HELLP Syndrome ... • TTP/HUS • ... Vasculitis • Infection ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... SLE) - Viral infections ... Kasabach-Merritt syndrome ... APLS • Acute Infectious ... Gardner-Diamond syndrome
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... (HUS) • Other ... #differential # ... diagnosis #hematology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... infiltration: malignancy, infection ... Microangiopathy: DIC, TTP, HUS ... antiphospholipid syndrome
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
and Management ... eosinophilia Secondary Causes ... hypersensitivity - Infection ... #diagnosis #hematology ... #differential #
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Haverhill fever caused ... Has more rarely ... Erythemas #comparison #table ... #differential # ... diagnosis #dermatology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... Diagnosis and Management ... Statins), ETOH Infection ... per day until stable ... #Summary #causes
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Framework and Management ... Summary Causes ... Statins - ETOH - Infection ... #causes #treatment