18 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... Algorithm Relative ... #Differential #Diagnosis ... #Algorithm #Causes ... #Hematology
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Algorithm by A-a ... Gradient Normal ... Hypoventilation: CNS ... neuromuscular disease ... #Algorithm #pulmonary
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Differential Diaqnoses ... CK, normal biopsy ... hepatitis • Pulmonary ... #diagnosis #management ... #treatment #rheumatology
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... asthma • Pleural disease ... 12 / shallow breathing ... Hypoventilation: • CNS ... #differential #Diagnosis
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
restrictive lung disease ... In lung disease ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis ... #PhysicalExam
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
- Differential Diagnosis ... Algorithm Normal ... • Cushing's Disease ... Panhypopituitarism Treatment ... Anorexia Nervosa • CNS
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
Management Summary Diagnostic ... JAK2 mutation OR Abnormally ... • Treatment algorithms ... von Willebrand disease ... #hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Idiopathic • Normal ... With associated pulmonary ... involvement: Anti-GBM Disease ... #differential #diagnosis ... #algorithm #rheumatology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
symptoms • Rheumatologic ... extrapulmonary disease ... especially the CNS ... MC: CNS CSF: • ... level • A low or normal
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Algorithm Elevated ... Hypoxia-driven: Cardiac/pulmonary ... disease, Smoking ... ), TEMPI (VEGF normal ... #Algorithm #hematology