SCF Disease Progression Timeline Mapping | Therapeutic Temporal Windows Mapped to SCF Multi-Neurosystems Shock States (MNSS) — Post-Viral / Long COVID Encephalopathy (PVCE)

SCF-LC-MNSS-TEMP-0011

SCF Disease Progression Timeline Mapping

Post-Viral / Long COVID Encephalopathy (PVCE)

Therapeutic Temporal Windows Mapped to SCF Multi-Neurosystems Shock States (MNSS)

Integrated Neuroimmune, Neurocardiac, Neurovascular, Neurometabolic, and Neuroendocrine Shock-State Architecture

Acute Infection → Post-Viral Persistence → Long COVID Encephalopathy → Connectomic Reconstruction

I. SCF LONG COVID ENCEPHALOPATHY PATHOGENESIS CASCADE

Etiopathogenic Core

SARS-CoV-2 Infection

Persistent Viral Reservoirs / Viral Antigen Persistence

Chronic Innate Immune Activation

Monocyte-Macrophage Dysregulation

Endothelial Injury

Microvascular Dysfunction

Microthrombotic Burden

BBB Dysfunction

Microglial Priming

Astrocytic Activation

Mitochondrial Dysfunction

Autonomic Dysregulation

Neuroendocrine Dysregulation

Connectomic Instability

Long COVID Encephalopathy

Neuroaxonal Injury

Post-Viral Neurocognitive Syndrome

II. MASTER TEMPORAL PROGRESSION MATRIX

SCF Phase
Temporal Window
Dominant Shock State
Clinical Stage
Reversibility
MNSS-0
Pre-Infection
Physiologic Homeostasis
Healthy
Very High
MNSS-IA
0–4 Weeks
Acute Neuroimmune Priming
Acute COVID-19
Very High
MNSS-IB
4–12 Weeks
Neuroimmune-Endothelial Shock
Post-Acute COVID Syndrome
Very High
MNSS-II
2–6 Months
Neurovascular-Neurometabolic Shock
Early Long COVID
High
MNSS-IIIA
3–12 Months
Connectomic Dysfunction Phase
Long COVID Encephalopathy
High
MNSS-IIIB
6–24 Months
Neuroaxonal-Autonomic Shock
Established PVCE
Moderate
MNSS-IV
Variable
Global Multi-Neurosystems Shock
Severe PVCE
Limited
MNSS-R1
Months
Neuroimmune Resolution
Recovery Initiation
High
MNSS-R2
Months–Years
Connectomic Reconstruction
Functional Recovery
Moderate–High
MNSS-R3
Years
Neuroadaptive Compensation
Chronic Long COVID Syndrome
Variable

III. PRE-ENCEPHALOPATHY WINDOW 1

MNSS-IA — ACUTE VIRAL NEUROIMMUNE PRIMING

Temporal Window

0–4 Weeks Following Infection

Dominant SCF Shock States

  • Neuroimmune Shock (NIS-1)
  • Neurovascular Shock (NVS-1)

SCF Biomarker Panel

Domain
Biomarker
Baseline
Alert Threshold
Neuroimmune
IL-6
<2 pg/mL
>10 pg/mL
Neuroimmune
TNF-α
<5 pg/mL
>10 pg/mL
Neuroimmune
IFN-γ
Normal
Elevated
Neuroimmune
IL-1β
Normal
Elevated
Neuroimmune
CRP
<5 mg/L
>20 mg/L
Neurovascular
D-Dimer
<500 ng/mL
>500 ng/mL
Neurovascular
vWF
Normal
Elevated
Neurovascular
Angiopoietin-2
Normal
Elevated
Neurocardiac
SDNN
>100 ms
<90 ms
Neurocardiac
RMSSD
>30 ms
<25 ms

Clinical Manifestations

  • Headache
  • Fatigue
  • Sleep disruption
  • Anosmia
  • Reduced concentration

Therapeutic Objective

Prevent persistent neuroimmune activation.

IV. PRE-ENCEPHALOPATHY WINDOW 2

MNSS-IB — POST-VIRAL IMMUNE PERSISTENCE

Temporal Window

4–12 Weeks

Dominant SCF Shock States

  • Neuroimmune Shock (NIS-2)
  • Neurovascular Shock (NVS-2)
  • Neuroendocrine Shock (NES-1)

SCF Biomarker Panel

Domain
Biomarker
Alert Threshold
Neuroimmune
IL-6
>15 pg/mL
Neuroimmune
TNF-α
>15 pg/mL
Neuroimmune
IFN-γ
Elevated
Neuroimmune
CXCL10
Elevated
Neuroimmune
CCL2
Elevated
Neuroimmune
HMGB1
Elevated
Neurovascular
MMP-9
>250 ng/mL
Neurovascular
Endothelin-1
Elevated
Neurovascular
S100B
>0.10 ng/mL
Neuroendocrine
Cortisol Rhythm
Flattened
Neuroendocrine
DHEA-S
↓15%
Neuroendocrine
Melatonin
Reduced

Clinical Manifestations

  • Persistent fatigue
  • Exercise intolerance
  • Brain fog
  • Orthostatic symptoms
  • Sleep-wake disruption

Therapeutic Objective

Prevent chronic endothelial-neuroimmune coupling.

V. EARLY LONG COVID ENCEPHALOPATHY

MNSS-II — NEUROVASCULAR-NEUROMETABOLIC SHOCK

Temporal Window

2–6 Months

Dominant SCF Shock States

  • Neurovascular Shock (NVS-3)
  • Neurometabolic Shock (NMS-1)
  • Neuroglial Shock (NGS-1)

SCF Biomarker Panel

Domain
Biomarker
Threshold
Neurovascular
MMP-9
>300 ng/mL
Neurovascular
Endothelin-1
Elevated
Neurovascular
Angiopoietin-2
Elevated
Neurovascular
S100B
>0.15 ng/mL
Neurometabolic
Lactate
>2 mmol/L
Neurometabolic
Lactate/Pyruvate Ratio
>25
Neurometabolic
ATP Production
↓20%
Neurometabolic
cf-mtDNA
Elevated
Neuroglial
GFAP
>150 pg/mL
Neuroglial
YKL-40
>100 ng/mL
Neuroglial
sTREM2
Elevated

Clinical Manifestations

  • Brain fog
  • Memory impairment
  • Cognitive slowing
  • Sleep disturbance
  • Reduced mental stamina

Therapeutic Objective

Prevent connectomic destabilization and autonomic progression.

VI. ESTABLISHED LONG COVID ENCEPHALOPATHY

MNSS-IIIA

Temporal Window

3–12 Months

Dominant SCF Shock States

  • Neuroimmune Shock (NIS-3)
  • Neurocardiac Shock (NCS-1)
  • Connectomic Shock (CCS-1)

SCF Biomarker Panel

Neuroimmune Shock

Biomarker
Threshold
IL-6
>20 pg/mL
TNF-α
>20 pg/mL
CXCL10
Elevated
HMGB1
Elevated

Neurocardiac Shock

Biomarker
Threshold
SDNN
<80 ms
RMSSD
<20 ms
LF/HF Ratio
>4

Connectomic Biomarkers

Biomarker
Threshold
qEEG Connectivity
>15% decline
EEG Theta Power
Increased
EEG Delta Power
Increased
rs-fMRI DMN Connectivity
Reduced

Neuroendocrine Shock

Biomarker
Threshold
Cortisol
Elevated
ACTH
Elevated
Melatonin
Suppressed

Clinical Manifestations

  • Cognitive impairment
  • Dysautonomia
  • POTS-like syndrome
  • Executive dysfunction
  • Neurofatigue

Therapeutic Objective

Preserve large-scale network integrity.

VII. ADVANCED LONG COVID ENCEPHALOPATHY

MNSS-IIIB

Temporal Window

6–24 Months

Dominant SCF Shock States

  • Neuroaxonal Shock (NAS-1)
  • Neurocardiac Shock (NCS-2)
  • Neuroendocrine Shock (NES-2)

SCF Biomarker Panel

Neuroaxonal Shock

Biomarker
Threshold
NfL
>20 pg/mL
UCH-L1
Elevated
Total Tau
Elevated
NSE
Elevated

Neurocardiac Shock

Biomarker
Threshold
SDNN
<70 ms
RMSSD
<15 ms
Troponin
Mild elevation
NT-proBNP
Elevated

Neuroendocrine Shock

Biomarker
Threshold
Cortisol Rhythm
Severely disrupted
DHEA-S
Markedly reduced
Melatonin
Suppressed

Neurometabolic Shock

Biomarker
Threshold
Lactate
>3 mmol/L
ATP Production
↓40%
cf-mtDNA
High

Clinical Manifestations

  • Severe cognitive dysfunction
  • Chronic dysautonomia
  • Functional disability
  • Neurofatigue syndrome
  • Persistent executive dysfunction

Therapeutic Objective

Prevent irreversible network degeneration.

VIII. ACUTE MULTI-NEUROSYSTEMS SHOCK

MNSS-IV

Temporal Window

Variable

Dominant SCF Shock States

  • Neuroimmune Shock (NIS-4)
  • Neurocardiac Shock (NCS-3)
  • Neurovascular Shock (NVS-4)
  • Neurometabolic Shock (NMS-3)
  • Neuroendocrine Shock (NES-3)

Peak Biomarker Panel

Shock Domain
Peak Biomarkers
Neuroimmune
IL-6, TNF-α, IFN-γ, CXCL10, HMGB1
Neurocardiac
SDNN <50 ms, RMSSD severely reduced, Troponin ↑, NT-proBNP ↑
Neurovascular
MMP-9 peak, Endothelin-1 peak, S100B peak
Neurometabolic
Lactate >4 mmol/L, ATP failure, cf-mtDNA peak
Neuroendocrine
Cortisol collapse, ACTH dysregulation, melatonin suppression
Neuroglial
GFAP peak, YKL-40 peak
Neuroaxonal
NfL peak, Tau peak, UCH-L1 peak

Clinical Manifestations

  • Severe dysautonomia
  • Cognitive collapse
  • Neuropsychiatric decompensation
  • Bed-bound state
  • Multi-system functional failure

Therapeutic Objective

Preserve neurologic function and prevent permanent disability.

IX. POST-ENCEPHALOPATHY RECOVERY WINDOW

MNSS-R1 — NEUROIMMUNE RESOLUTION

Temporal Window

Months

Recovery Biomarker Panel

Domain
Biomarker Trend
Neuroimmune
IL-6 ↓, TNF-α ↓, CXCL10 ↓, HMGB1 ↓
Neurocardiac
SDNN ↑, RMSSD ↑
Neurovascular
MMP-9 ↓
Neuroglial
GFAP ↓
Neuroendocrine
Cortisol normalization

Therapeutic Objective

Suppress persistent neuroinflammation and endothelial dysfunction.

X. CONNECTOMIC RECONSTRUCTION WINDOW

MNSS-R2

Temporal Window

Months–Years

Reconstruction Biomarker Panel

Domain
Desired Trend
Neuroaxonal
NfL ↓
Neuroglial
GFAP ↓
Connectomic
qEEG Connectivity ↑
Connectomic
rs-fMRI DMN Connectivity ↑
Neurocardiac
HRV SDNN ↑
Neurometabolic
ATP restoration
Neuroendocrine
Circadian restoration

Therapeutic Objective

Restore cognitive endurance, autonomic stability, and executive network function.

XI. POST-LONG COVID NEUROCOGNITIVE SYNDROME

MNSS-R3

Temporal Window

Years

Persistent Risk Biomarker Panel

Shock Domain
Persistent Biomarkers
Neuroimmune
IL-6, HMGB1, CXCL10
Neurocardiac
SDNN suppression, LF/HF elevation
Neurovascular
Endothelin-1, MMP-9
Neurometabolic
cf-mtDNA elevation
Neuroendocrine
Cortisol rhythm abnormalities, DHEA-S deficiency
Neuroglial
GFAP elevation
Neuroaxonal
NfL, Tau
Connectomic
Persistent DMN dysconnectivity

Clinical Manifestations

  • Chronic brain fog
  • Executive dysfunction
  • Cognitive fatigue
  • Dysautonomia
  • Sleep disorders
  • Reduced exercise capacity

XII. MASTER SCF LONG COVID ENCEPHALOPATHY BIOMARKER MATRIX

SCF Phase
Neuroimmune Shock
Neurocardiac Shock
Neurovascular Shock
Neurometabolic Shock
Neuroendocrine Shock
MNSS-IA
IL-6, CRP, IFN-γ
SDNN ↓
D-Dimer ↑, vWF ↑
ATP ↓
Cortisol ↑
MNSS-IB
HMGB1, CXCL10
LF/HF ↑
MMP-9 ↑, Endothelin-1 ↑
cf-mtDNA ↑
DHEA-S ↓
MNSS-II
IL-6 ↑↑
HRV ↓↓
S100B ↑
Lactate ↑
Circadian disruption
MNSS-IIIA
Persistent cytokines
Dysautonomia
Endotheliopathy
ATP loss
HPA activation
MNSS-IIIB
Chronic inflammation
Severe HRV impairment
Microvascular dysfunction
Mitochondrial dysfunction
Melatonin suppression
MNSS-IV
Peak inflammatory burden
Severe autonomic collapse
Peak endothelial injury
Peak metabolic failure
HPA collapse
MNSS-R1
Resolution
HRV recovery
Endothelial repair
ATP recovery
Endocrine recovery
MNSS-R2
Low inflammation
SDNN ↑
Vascular repair
Bioenergetic restoration
Circadian restoration
MNSS-R3
Residual inflammation
Persistent dysautonomia
Residual dysfunction
Chronic bioenergetic deficit
Neuroendocrine maladaptation

XIII. HIGHEST-VALUE THERAPEUTIC WINDOWS

Rank
Window
SCF Phase
Reversibility
Primary Therapeutic Objective
1
Acute Viral Neuroimmune Priming
MNSS-IA
Very High
Prevent persistent immune activation
2
Post-Viral Immune Persistence
MNSS-IB
Very High
Prevent endothelial-neuroimmune coupling
3
Early Long COVID
MNSS-II
High
Prevent connectomic destabilization
4
Established PVCE
MNSS-IIIA
High
Preserve network integrity
5
Advanced PVCE
MNSS-IIIB
Moderate
Prevent neuroaxonal injury
6
Multi-Neurosystems Shock
MNSS-IV
Limited
Preserve neurologic function
7
Connectomic Reconstruction
MNSS-R2
Moderate–High
Restore cognition and autonomic function

XIV. EARLIEST PREDICTIVE SCF BIOMARKER PANEL FOR POST-VIRAL / LONG COVID ENCEPHALOPATHY

Tier 1 — Neuroimmune Predictors

  • IL-6
  • TNF-α
  • IFN-γ
  • CXCL10
  • HMGB1

Tier 2 — Neurovascular Predictors

  • D-Dimer
  • von Willebrand Factor (vWF)
  • Angiopoietin-2
  • Endothelin-1
  • MMP-9

Tier 3 — Neuroglial Predictors

  • GFAP
  • YKL-40
  • S100B
  • sTREM2

Tier 4 — Neurocardiac Predictors

  • HRV SDNN
  • RMSSD
  • LF/HF Ratio

Tier 5 — Neurometabolic Predictors

  • Lactate/Pyruvate Ratio
  • ATP Production Capacity
  • Cell-Free Mitochondrial DNA (cf-mtDNA)

Tier 6 — Neuroendocrine Predictors

  • Cortisol Circadian Rhythm
  • DHEA-S
  • Melatonin

These biomarker domains collectively identify the highest-value intervention window preceding persistent Long COVID encephalopathy, autonomic dysfunction, endothelial injury, mitochondrial failure, and connectomic collapse.

MASTER REGISTRY INDEX

  • SCF-LC-MNSS-TEMP-0011 — Post-Viral / Long COVID Encephalopathy Disease Progression Timeline Mapping
  • SCF-ECCA-LC-0003 — Post-Viral / Long COVID Encephalopathy Module
  • SCF-ECCA-LC-BIO-0003 — Post-Viral / Long COVID Biomarker Panel
  • SCF-ECCA-LC-FIH-CTD-0003 — Post-Viral / Long COVID FIH Clinical Trial Design
  • SCF-MNSS-0001 — Multi-Neurosystems Shock State Framework
  • SCF-CONNECTOMIC-RECONSTRUCTION-0001 — Neuroimmune Connectomic Reconstruction Framework
  • SCF-BIOMARKER-ENDPOINTS-0001 — Biomarker Endpoint Validation Framework
  • SCF-PATH-PROT-0001 — SCF Pathophysiology Protocol
  • SCF-ACU-NEURO-ATLAS-0001 — SCF Neural Mapping Schema