10 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
- Differential Diagnosis ... • Infectious ... Cholangitis • UTI ... • Protozoa (eg ... #Differential #Diagnosis
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
- Differential Diagnosis ... CRF) • Infection ... (e.g. ... Chronic UTI) • ... #Differential #Diagnosis
Procalcitonin Limitations - Situations where PCT can be misinterpreted:
- Single value testing
- AKI/CKD
- Pancreatitis
- Cancers/Neoplasms
- Trauma
-
Burns - Localized infections ... (e.g. ... SSTI, UTI) - Atypical ... pathogens (e.g. ... Limitations #PCT #Diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Fever • UTI ... HSP • Post-infectious ... Protein deposition (eg ... #Differential #Diagnosis
"I MD SOAPS" Infectious Diseases Exposure History

I - Immunization - Vaccination status (age-appropriate, comorbidities, travel, etc)
M
"I MD SOAPS" Infectious ... specific food (e.g ... protection, past STI ... InfectiousDiseases #Diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Labs/Diagnosis: ... DDX: • ANCA (Antineutrophil ... tissue disorder (e.g ... Cryoglobulins #diagnosis ... classification #rheumatology
Diagnostic Tests for Select Patients with Dysuria

Imaging is not necessary in most patients with dysuria, although
Diagnostic Tests ... a complicated UTI ... anatomic anomaly (e.g ... abscess, relapsing infection ... #Diagnosis #Testing
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
kidney failure DDX ... underlying disease (eg ... SLE], AOSD) • Infection ... Activation #Syndrome #Diagnosis ... #Rheumatology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
myasthenia Diagnosis ... Serologic and EMG ... stimulation - Single fiber ... precipitated by: Drugs, infection ... Myasthenia #Gravis #diagnosis
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
cryoglobulin (CG ... Malignancy • Infections ... Cryofibrinogenemia Diagnosis ... Cryofibrinogenemia DDX ... #rheumatology #