27 results
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
share the same pathophysiology ... • Other rare causes ... Headache • Decr visual ... Overproduction #diagnosis ... #signs #symptoms
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... ljke bacterial/viral ... #diagnosis #clinical ... radiology #ChestCT #pathophysiology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Postulate 1 - Viral ... Postulate 2 - Viral ... replication causes ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... hematuria • Signs ... → Diagnostic of ... • Infection (Viral ... #causes #urology
Alexia Without Agraphia
Alexia without agraphia is a disconnection syndrome where patients cannot read but can write.
the most common cause ... Visual information ... Pathophysiology: ... Agraphia #clinical #neurology ... #diagnosis #pathophysiology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... - Gitelman SIGNS ... #Differential #Diagnosis ... #Algorithm #Pathophysiology ... #Nephrology #Chloride
Cullen's sign. Lipase 1,781. Bruising in the skin around the umbilicus. This sign is named after
conditions that cause ... Pathophysiology: ... pregnancy, or other causes ... is not diagnostic ... is a visual cue
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... dizziness, tinnitus, visual ... WBC >100k, + lab signs ... Syndrome #TLS #diagnosis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Sometimes history of viral ... signs or symptoms ... #differential #diagnosis ... #neurology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
retinal edema caused ... Disc -> Decreased Visual ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis ... #signs #symptoms