9 results
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Infectious: Influenza, EBV ... Resp/Heme: CHF, valves ... Inflammatory/Rheum: Myositis ... #Diagnosis #causes ... #neurology
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
IgA nephropathy, lupus ... staining on IF • No EM ... Glomerulonephritis #RPGN #Classification ... #Differential # ... Diagnosis #Nephrology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... necrotizing myopathy • Autoimmune ... electromyographic (EMG ... #Weakness #Differential ... #Diagnosis #neurology
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
Toxoplasmosis AUTOIMMUNE ... Disease - Systemic Lupus ... Rhombencephalitis #Differential ... #Diagnosis #Causes ... #Neurology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... permanent alopecia Differential ... disease • Non-autoimmune ... deficiencies • Autoimmune ... • Transverse Myelitis
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis is an autoimmune ... Hodgkin lymphoma - Autoimmune ... life-threatening Differential ... Serologic and EMG ... diagnosis #management #neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... inflammation Others: • Lupus ... such as systemic lupus ... #rheumatology #classification
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... diseases: syßtemic lupus ... Autoimmune: Addison's ... #Hyperkalemia #Differential ... High #Potassium #Classification
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis ... - Differential ... Aldolase levels • EMG ... • ANA < 20 % IBM ... statins - probably caused