16 results
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... gram-negative bacillus cause ... to meningitis, endocarditis ... Canimorsus #Skin #Rash #dermatology ... #clinical #photo
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
with bacterial endocarditis ... , in this case, ... Photo credit, Josh ... Images #Clinical #Photo ... #Dermatology #SkinRash
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
rigors, diarrhea, nausea ... Vibrio, aeromonas, Capnocytophaga ... Final dx: Septic ... BIDMC_IDFellows #Capnocytophaga ... Rash #clinical #photo
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Differential Diagnosis Algorithm ... Infection • Endocarditis ... Fasciitis • Septic ... Onset • Septic ... #Orthopedics #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Differential Diagnosis Algorithm ... Thrombosis • Septic ... Infective Endocarditis ... Syndrome, Infective Endocarditis ... #Orthopedics #Causes
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Immunologic: • Osler ... Glomerulonephritis Septic ... Emboli Cause Injury ... Treat underlying cause ... gallolyticus, clostridium septicum
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Differential Diagnosis Algorithm ... • Infectious endocarditis ... Tuleremia • Septic ... #causes
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Differential Diagnosis Algorithm ... Hepatic, Portal, ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
• Secondary Causes ... Cholesterol emboli • Septic ... • Bacterial endocarditis ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Bacterial: Sepsis ... valve replacement, endocarditis ... Diagnosis #Framework #hematology