17 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Malar rash 40% - Fever ... (aPL) 30-45% Differential ... Other auto-immune, Infectious ... symptoms #mimickers #differential ... #rheumatology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Cough, Dyspnea, Fever ... symptomatology Differential ... Complex: Systemic lupus ... allopurinol), Infection ... #diagnosis #nephrology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... • Rheumatic fever ... lesions • Discoid lupus ... #skin #rashes #differential ... #diagnosis #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
to think about lupus ... the face (many differential ... 9) Unexplained fever ... , when infection ... erythematosus #rheumatology
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
symptoms, fever ... ) • Headache, fever ... Meningitis: • Fever ... Tuberculosis #diagnosis #differential ... #TB #neurology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... • Exercise • Fever ... HSP • Post-infectious ... #Proteinuria #Nephrology ... #Differential #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... - Trauma - Infection ... Red Flags: • Fever ... Autoimmune Vasculitis (lupus ... #dermatology #physicalexam
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Hyperthyroidism Fever ... • Rheumatic fever ... SLE, Rheumatic fever ... stenosis - Rheumatic fever ... • New murmur, fever
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... • Headache • Fever ... meningeal signs (fever ... rav7ks #CNS #Infections ... diagnosis #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... and signs (e.g., fever ... lesion • CNS infection ... #Headache #Differential ... Diagnosis #Algorithm #neurology